<?xml version="1.0" encoding="utf-8"?>
<!--XBRL document created with Toppan Merrill Bridge  11.3.0.1 -->
<!--Based on XBRL 2.1-->
<!--Created on: 4/24/2026 6:16:34 AM-->
<!--Modified on: 4/24/2026 6:16:34 AM-->
<xsd:schema targetNamespace="http://www.hesaitech.com/20251231" attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:deprecated="http://www.xbrl.org/2009/role/deprecated" xmlns:dtr="http://www.xbrl.org/2009/dtr" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:us-gaap="http://fasb.org/us-gaap/2025" xmlns:utr="http://www.xbrl.org/2009/utr" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:country="http://xbrl.sec.gov/country/2025" xmlns:us-roles="http://fasb.org/us-roles/2025" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:srt="http://fasb.org/srt/2025" xmlns:attributeFormDefault="unqualified" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:hsai="http://www.hesaitech.com/20251231" xmlns:ecd="http://xbrl.sec.gov/ecd/2025" xmlns:ecd-sub="http://xbrl.sec.gov/ecd-sub/2025" xmlns:cyd-af-sub="http://xbrl.sec.gov/cyd-af-sub/2025" xmlns:cyd="http://xbrl.sec.gov/cyd/2025">
  <xsd:annotation>
    <xsd:appinfo>
      <link:roleType roleURI="http://www.hesaitech.com/role/StatementConsolidatedBalanceSheets" id="StatementConsolidatedBalanceSheets">
        <link:definition>995200100 - Statement - CONSOLIDATED BALANCE SHEETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveLossIncome" id="StatementConsolidatedStatementsOfOperationsAndComprehensiveLossIncome">
        <link:definition>995200200 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE (LOSS) INCOME</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/StatementConsolidatedStatementsOfCashFlows" id="StatementConsolidatedStatementsOfCashFlows">
        <link:definition>995200400 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShortTermInvestmentsDetails" id="DisclosureShortTermInvestmentsDetails">
        <link:definition>99940301 - Disclosure - SHORT-TERM INVESTMENTS (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAccountsReceivableNetDetails" id="DisclosureAccountsReceivableNetDetails">
        <link:definition>99940501 - Disclosure - ACCOUNTS RECEIVABLE, NET (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureInventoriesDetails" id="DisclosureInventoriesDetails">
        <link:definition>99940601 - Disclosure - INVENTORIES (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosurePrepaymentsAndOtherCurrentAssetsDetails" id="DisclosurePrepaymentsAndOtherCurrentAssetsDetails">
        <link:definition>99940701 - Disclosure - PREPAYMENTS AND OTHER CURRENT ASSETS (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosurePropertyAndEquipmentNetDetails" id="DisclosurePropertyAndEquipmentNetDetails">
        <link:definition>99940801 - Disclosure - PROPERTY AND EQUIPMENT, NET (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIntangibleAssetsNetDetails" id="DisclosureIntangibleAssetsNetDetails">
        <link:definition>99940901 - Disclosure - INTANGIBLE ASSETS, NET (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIntangibleAssetsNetExpectedAmortizationExpensesDetails" id="DisclosureIntangibleAssetsNetExpectedAmortizationExpensesDetails">
        <link:definition>99940902 - Disclosure - INTANGIBLE ASSETS, NET - Expected amortization expenses (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLongTermInvestmentsDetails" id="DisclosureLongTermInvestmentsDetails">
        <link:definition>99941101 - Disclosure - LONG-TERM INVESTMENTS (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOtherNonCurrentAssetsDetails" id="DisclosureOtherNonCurrentAssetsDetails">
        <link:definition>99941201 - Disclosure - OTHER NON-CURRENT ASSETS (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureBorrowingsShortTermAndLongTermBorrowingsDetails" id="DisclosureBorrowingsShortTermAndLongTermBorrowingsDetails">
        <link:definition>99941301 - Disclosure - BORROWINGS - Short-term and long-term borrowings (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureBorrowingsPrincipalMaturitiesOfLongTermBorrowingsDetails" id="DisclosureBorrowingsPrincipalMaturitiesOfLongTermBorrowingsDetails">
        <link:definition>99941302 - Disclosure - BORROWINGS - Principal maturities of the long-term borrowings (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAccruedExpensesAndOtherCurrentLiabilitiesDetails" id="DisclosureAccruedExpensesAndOtherCurrentLiabilitiesDetails">
        <link:definition>99941501 - Disclosure - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLeasesLeaseLiabilitiesDetails" id="DisclosureLeasesLeaseLiabilitiesDetails">
        <link:definition>99941601 - Disclosure - LEASES - Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLeasesMaturitiesOfLeaseLiabilitiesDetails" id="DisclosureLeasesMaturitiesOfLeaseLiabilitiesDetails">
        <link:definition>99941602 - Disclosure - LEASES - Maturities Of Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOtherOperatingIncomeNetDetails" id="DisclosureOtherOperatingIncomeNetDetails">
        <link:definition>99941901 - Disclosure - OTHER OPERATING INCOME, NET (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIncomeTaxesCurrentAndDeferredPortionDetails" id="DisclosureIncomeTaxesCurrentAndDeferredPortionDetails">
        <link:definition>99942002 - Disclosure - INCOME TAXES - Current and deferred portion (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIncomeTaxesNetLossIncomeBeforeIncomeTaxDetails" id="DisclosureIncomeTaxesNetLossIncomeBeforeIncomeTaxDetails">
        <link:definition>99942003 - Disclosure - INCOME TAXES - Net (loss) income before income tax (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIncomeTaxesReconciliationBetweenEffectiveAndStatutoryIncomeTaxRateDetails" id="DisclosureIncomeTaxesReconciliationBetweenEffectiveAndStatutoryIncomeTaxRateDetails">
        <link:definition>99942004 - Disclosure - INCOME TAXES - Reconciliation between the Effective and Statutory Income Tax Rate (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails" id="DisclosureIncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails">
        <link:definition>99942005 - Disclosure - INCOME TAXES - Deferred tax assets and deferred tax liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAdditionalInformationOfParentCompanyCondensedStatementsOfOperationsAndComprehensiveLossIncomeDetails" id="DisclosureAdditionalInformationOfParentCompanyCondensedStatementsOfOperationsAndComprehensiveLossIncomeDetails">
        <link:definition>99942803 - Disclosure - ADDITIONAL INFORMATION OF THE PARENT COMPANY - CONDENSED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (INCOME) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DocumentDocumentAndEntityInformation" id="DocumentDocumentAndEntityInformation">
        <link:definition>995200090 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/StatementConsolidatedBalanceSheetsParenthetical" id="StatementConsolidatedBalanceSheetsParenthetical">
        <link:definition>995200105 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/StatementConsolidatedStatementsOfOperationsAndComprehensiveLossIncomeParenthetical" id="StatementConsolidatedStatementsOfOperationsAndComprehensiveLossIncomeParenthetical">
        <link:definition>995200205 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE (LOSS) INCOME (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/StatementConsolidatedStatementsOfChangesInShareholdersDeficitEquity" id="StatementConsolidatedStatementsOfChangesInShareholdersDeficitEquity">
        <link:definition>995200300 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' (DEFICIT) EQUITY</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/StatementConsolidatedStatementsOfChangesInShareholdersDeficitEquityParenthetical" id="StatementConsolidatedStatementsOfChangesInShareholdersDeficitEquityParenthetical">
        <link:definition>995200305 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' (DEFICIT) EQUITY (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/StatementConsolidatedStatementsOfCashFlowsParenthetical" id="StatementConsolidatedStatementsOfCashFlowsParenthetical">
        <link:definition>995200405 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOrganizationAndNatureOfOperations" id="DisclosureOrganizationAndNatureOfOperations">
        <link:definition>995210101 - Disclosure - ORGANIZATION AND NATURE OF OPERATIONS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPolicies" id="DisclosureSummaryOfSignificantAccountingPolicies">
        <link:definition>995210201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShortTermInvestments" id="DisclosureShortTermInvestments">
        <link:definition>995210301 - Disclosure - SHORT-TERM INVESTMENTS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureNotesReceivable" id="DisclosureNotesReceivable">
        <link:definition>995210401 - Disclosure - NOTES RECEIVABLE</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAccountsReceivableNet" id="DisclosureAccountsReceivableNet">
        <link:definition>995210501 - Disclosure - ACCOUNTS RECEIVABLE, NET</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureInventories" id="DisclosureInventories">
        <link:definition>995210601 - Disclosure - INVENTORIES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosurePrepaymentsAndOtherCurrentAssets" id="DisclosurePrepaymentsAndOtherCurrentAssets">
        <link:definition>995210701 - Disclosure - PREPAYMENTS AND OTHER CURRENT ASSETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosurePropertyAndEquipmentNet" id="DisclosurePropertyAndEquipmentNet">
        <link:definition>995210801 - Disclosure - PROPERTY AND EQUIPMENT, NET</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIntangibleAssetsNet" id="DisclosureIntangibleAssetsNet">
        <link:definition>995210901 - Disclosure - INTANGIBLE ASSETS, NET</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLandUseRightsNet" id="DisclosureLandUseRightsNet">
        <link:definition>995211001 - Disclosure - LAND-USE RIGHTS, NET</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLongTermInvestments" id="DisclosureLongTermInvestments">
        <link:definition>995211101 - Disclosure - LONG-TERM INVESTMENTS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOtherNonCurrentAssets" id="DisclosureOtherNonCurrentAssets">
        <link:definition>995211201 - Disclosure - OTHER NON-CURRENT ASSETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureBorrowings" id="DisclosureBorrowings">
        <link:definition>995211301 - Disclosure - BORROWINGS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureNotesPayable" id="DisclosureNotesPayable">
        <link:definition>995211401 - Disclosure - NOTES PAYABLE</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAccruedExpensesAndOtherCurrentLiabilities" id="DisclosureAccruedExpensesAndOtherCurrentLiabilities">
        <link:definition>995211501 - Disclosure - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLeases" id="DisclosureLeases">
        <link:definition>995211601 - Disclosure - LEASES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOrdinaryShares" id="DisclosureOrdinaryShares">
        <link:definition>995211701 - Disclosure - ORDINARY SHARES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureNetRevenues" id="DisclosureNetRevenues">
        <link:definition>995211801 - Disclosure - NET REVENUES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOtherOperatingIncomeNet" id="DisclosureOtherOperatingIncomeNet">
        <link:definition>995211901 - Disclosure - OTHER OPERATING INCOME, NET</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIncomeTaxes" id="DisclosureIncomeTaxes">
        <link:definition>995212001 - Disclosure - INCOME TAXES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShareBasedCompensation" id="DisclosureShareBasedCompensation">
        <link:definition>995212101 - Disclosure - SHARE-BASED COMPENSATION</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureRelatedPartyTransactions" id="DisclosureRelatedPartyTransactions">
        <link:definition>995212201 - Disclosure - RELATED PARTY TRANSACTIONS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLossEarningsPerShare" id="DisclosureLossEarningsPerShare">
        <link:definition>995212301 - Disclosure - (LOSS) EARNINGS PER SHARE</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureEmployeeBenefit" id="DisclosureEmployeeBenefit">
        <link:definition>995212401 - Disclosure - EMPLOYEE BENEFIT</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureStatutoryReservesAndRestrictedNetAssets" id="DisclosureStatutoryReservesAndRestrictedNetAssets">
        <link:definition>995212501 - Disclosure - STATUTORY RESERVES AND RESTRICTED NET ASSETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureCommitmentsAndContingencies" id="DisclosureCommitmentsAndContingencies">
        <link:definition>995212601 - Disclosure - COMMITMENTS AND CONTINGENCIES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSubsequentEvent" id="DisclosureSubsequentEvent">
        <link:definition>995212701 - Disclosure - SUBSEQUENT EVENT</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAdditionalInformationOfParentCompany" id="DisclosureAdditionalInformationOfParentCompany">
        <link:definition>995212801 - Disclosure - ADDITIONAL INFORMATION OF THE PARENT COMPANY</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies" id="DisclosureSummaryOfSignificantAccountingPoliciesPolicies">
        <link:definition>99920202 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables" id="DisclosureSummaryOfSignificantAccountingPoliciesTables">
        <link:definition>99930203 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShortTermInvestmentsTables" id="DisclosureShortTermInvestmentsTables">
        <link:definition>99930303 - Disclosure - SHORT-TERM INVESTMENTS (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAccountsReceivableNetTables" id="DisclosureAccountsReceivableNetTables">
        <link:definition>99930503 - Disclosure - ACCOUNTS RECEIVABLE, NET (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureInventoriesTables" id="DisclosureInventoriesTables">
        <link:definition>99930603 - Disclosure - INVENTORIES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosurePrepaymentsAndOtherCurrentAssetsTables" id="DisclosurePrepaymentsAndOtherCurrentAssetsTables">
        <link:definition>99930703 - Disclosure - PREPAYMENTS AND OTHER CURRENT ASSETS (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosurePropertyAndEquipmentNetTables" id="DisclosurePropertyAndEquipmentNetTables">
        <link:definition>99930803 - Disclosure - PROPERTY AND EQUIPMENT, NET (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIntangibleAssetsNetTables" id="DisclosureIntangibleAssetsNetTables">
        <link:definition>99930903 - Disclosure - INTANGIBLE ASSETS, NET (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLongTermInvestmentsTables" id="DisclosureLongTermInvestmentsTables">
        <link:definition>99931103 - Disclosure - LONG-TERM INVESTMENTS (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOtherNonCurrentAssetsTables" id="DisclosureOtherNonCurrentAssetsTables">
        <link:definition>99931203 - Disclosure - OTHER NON-CURRENT ASSETS (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureBorrowingsTables" id="DisclosureBorrowingsTables">
        <link:definition>99931303 - Disclosure - BORROWINGS (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAccruedExpensesAndOtherCurrentLiabilitiesTables" id="DisclosureAccruedExpensesAndOtherCurrentLiabilitiesTables">
        <link:definition>99931503 - Disclosure - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLeasesTables" id="DisclosureLeasesTables">
        <link:definition>99931603 - Disclosure - LEASES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureNetRevenuesTables" id="DisclosureNetRevenuesTables">
        <link:definition>99931803 - Disclosure - NET REVENUES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOtherOperatingIncomeNetTables" id="DisclosureOtherOperatingIncomeNetTables">
        <link:definition>99931903 - Disclosure - OTHER OPERATING INCOME, NET (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIncomeTaxesTables" id="DisclosureIncomeTaxesTables">
        <link:definition>99932003 - Disclosure - INCOME TAXES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShareBasedCompensationTables" id="DisclosureShareBasedCompensationTables">
        <link:definition>99932103 - Disclosure - SHARE-BASED COMPENSATION (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureRelatedPartyTransactionsTables" id="DisclosureRelatedPartyTransactionsTables">
        <link:definition>99932203 - Disclosure - RELATED PARTY TRANSACTIONS (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLossEarningsPerShareTables" id="DisclosureLossEarningsPerShareTables">
        <link:definition>99932303 - Disclosure - (LOSS) EARNINGS PER SHARE (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureCommitmentsAndContingenciesTables" id="DisclosureCommitmentsAndContingenciesTables">
        <link:definition>99932603 - Disclosure - COMMITMENTS AND CONTINGENCIES (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOrganizationAndNatureOfOperationsDetails" id="DisclosureOrganizationAndNatureOfOperationsDetails">
        <link:definition>99940101 - Disclosure - ORGANIZATION AND NATURE OF OPERATIONS (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesFairValueMeasurementsRecurringDetails" id="DisclosureSummaryOfSignificantAccountingPoliciesFairValueMeasurementsRecurringDetails">
        <link:definition>99940201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Fair value measurements - Recurring (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesFairValueMeasurementsNonRecurringDetails" id="DisclosureSummaryOfSignificantAccountingPoliciesFairValueMeasurementsNonRecurringDetails">
        <link:definition>99940202 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Fair value measurements - Non-Recurring (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesAccountsReceivableNetDetails" id="DisclosureSummaryOfSignificantAccountingPoliciesAccountsReceivableNetDetails">
        <link:definition>99940203 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accounts receivable, net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPropertyAndEquipmentNetDetails" id="DisclosureSummaryOfSignificantAccountingPoliciesPropertyAndEquipmentNetDetails">
        <link:definition>99940204 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property and equipment, net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesIntangibleAssetsDetails" id="DisclosureSummaryOfSignificantAccountingPoliciesIntangibleAssetsDetails">
        <link:definition>99940205 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Intangible assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesRevenueRecognitionDetails" id="DisclosureSummaryOfSignificantAccountingPoliciesRevenueRecognitionDetails">
        <link:definition>99940206 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Revenue recognition (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" id="DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails">
        <link:definition>99940207 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesSegmentDetails" id="DisclosureSummaryOfSignificantAccountingPoliciesSegmentDetails">
        <link:definition>99940208 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Segment (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSummaryOfSignificantAccountingPoliciesForeignCurrencyRiskDetails" id="DisclosureSummaryOfSignificantAccountingPoliciesForeignCurrencyRiskDetails">
        <link:definition>99940209 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Foreign currency risk (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureNotesReceivableDetails" id="DisclosureNotesReceivableDetails">
        <link:definition>99940401 - Disclosure - NOTES RECEIVABLE (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAccountsReceivableNetAllowanceForCreditLossesDetails" id="DisclosureAccountsReceivableNetAllowanceForCreditLossesDetails">
        <link:definition>99940502 - Disclosure - ACCOUNTS RECEIVABLE, NET - Allowance for credit losses (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLandUseRightsNetDetails" id="DisclosureLandUseRightsNetDetails">
        <link:definition>99941001 - Disclosure - LAND-USE RIGHTS, NET (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureBorrowingsShortTermBankBorrowingsDetails" id="DisclosureBorrowingsShortTermBankBorrowingsDetails">
        <link:definition>99941303 - Disclosure - BORROWINGS - Short-term bank borrowings (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureBorrowingsSecuredBankBorrowingsRelatedToDiscountedNotesReceivableDetails" id="DisclosureBorrowingsSecuredBankBorrowingsRelatedToDiscountedNotesReceivableDetails">
        <link:definition>99941304 - Disclosure - BORROWINGS - Secured bank borrowings related to discounted notes receivable (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureBorrowingsLongTermBankBorrowingsDetails" id="DisclosureBorrowingsLongTermBankBorrowingsDetails">
        <link:definition>99941305 - Disclosure - BORROWINGS - Long-term bank borrowings (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureNotesPayableDetails" id="DisclosureNotesPayableDetails">
        <link:definition>99941401 - Disclosure - NOTES PAYABLE (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureOrdinarySharesDetails" id="DisclosureOrdinarySharesDetails">
        <link:definition>99941701 - Disclosure - ORDINARY SHARES (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureNetRevenuesDetails" id="DisclosureNetRevenuesDetails">
        <link:definition>99941801 - Disclosure - NET REVENUES (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureNetRevenuesRevenuesDisaggregatedByGeographicLocationDetails" id="DisclosureNetRevenuesRevenuesDisaggregatedByGeographicLocationDetails">
        <link:definition>99941802 - Disclosure - NET REVENUES - Revenues disaggregated by geographic location (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureNetRevenuesAccountsReceivableAndContractBalancesDetails" id="DisclosureNetRevenuesAccountsReceivableAndContractBalancesDetails">
        <link:definition>99941803 - Disclosure - NET REVENUES - Accounts receivable and contract balances (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIncomeTaxesDetails" id="DisclosureIncomeTaxesDetails">
        <link:definition>99942001 - Disclosure - INCOME TAXES (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureIncomeTaxesMovementOfValuationAllowanceDetails" id="DisclosureIncomeTaxesMovementOfValuationAllowanceDetails">
        <link:definition>99942006 - Disclosure - INCOME TAXES - Movement of valuation allowance (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShareBasedCompensation2021PlanDetails" id="DisclosureShareBasedCompensation2021PlanDetails">
        <link:definition>99942101 - Disclosure - SHARE-BASED COMPENSATION - 2021 Plan (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShareBasedCompensationOptionAwardsToNewIncentiveRecipientsDetails" id="DisclosureShareBasedCompensationOptionAwardsToNewIncentiveRecipientsDetails">
        <link:definition>99942102 - Disclosure - SHARE-BASED COMPENSATION - Option awards to new incentive recipients (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShareBasedCompensationAssumptionsUsedToEstimateFairValuesOfShareOptionsGrantedDetails" id="DisclosureShareBasedCompensationAssumptionsUsedToEstimateFairValuesOfShareOptionsGrantedDetails">
        <link:definition>99942103 - Disclosure - SHARE-BASED COMPENSATION - Assumptions used to estimate the fair values of the share options granted (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShareBasedCompensationOptionActivityDetails" id="DisclosureShareBasedCompensationOptionActivityDetails">
        <link:definition>99942104 - Disclosure - SHARE-BASED COMPENSATION - Option activity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShareBasedCompensationRestrictedShareUnitsrsusDetails" id="DisclosureShareBasedCompensationRestrictedShareUnitsrsusDetails">
        <link:definition>99942105 - Disclosure - SHARE-BASED COMPENSATION - Restricted share units ("RSUs") (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShareBasedCompensationTandemAwardDetails" id="DisclosureShareBasedCompensationTandemAwardDetails">
        <link:definition>99942106 - Disclosure - SHARE-BASED COMPENSATION - Tandem award (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureShareBasedCompensationShareBasedCompensationDetails" id="DisclosureShareBasedCompensationShareBasedCompensationDetails">
        <link:definition>99942107 - Disclosure - SHARE-BASED COMPENSATION - Share-based compensation (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureRelatedPartyTransactionsDetails" id="DisclosureRelatedPartyTransactionsDetails">
        <link:definition>99942201 - Disclosure - RELATED PARTY TRANSACTIONS (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLossEarningsPerShareDetails" id="DisclosureLossEarningsPerShareDetails">
        <link:definition>99942301 - Disclosure - (LOSS) EARNINGS PER SHARE (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureLossEarningsPerShareAntiDilutiveSecuritiesDetails" id="DisclosureLossEarningsPerShareAntiDilutiveSecuritiesDetails">
        <link:definition>99942302 - Disclosure - (LOSS) EARNINGS PER SHARE - Anti-dilutive securities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureEmployeeBenefitDetails" id="DisclosureEmployeeBenefitDetails">
        <link:definition>99942401 - Disclosure - EMPLOYEE BENEFIT (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureStatutoryReservesAndRestrictedNetAssetsDetails" id="DisclosureStatutoryReservesAndRestrictedNetAssetsDetails">
        <link:definition>99942501 - Disclosure - STATUTORY RESERVES AND RESTRICTED NET ASSETS - (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureCommitmentsAndContingenciesCapitalExpenditureCommitmentsDetails" id="DisclosureCommitmentsAndContingenciesCapitalExpenditureCommitmentsDetails">
        <link:definition>99942601 - Disclosure - COMMITMENTS AND CONTINGENCIES - Capital expenditure commitments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureCommitmentsAndContingenciesRoyaltyCommitmentsDetails" id="DisclosureCommitmentsAndContingenciesRoyaltyCommitmentsDetails">
        <link:definition>99942602 - Disclosure - COMMITMENTS AND CONTINGENCIES - Royalty commitments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureSubsequentEventDetails" id="DisclosureSubsequentEventDetails">
        <link:definition>99942701 - Disclosure - SUBSEQUENT EVENT (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAdditionalInformationOfParentCompanyCondensedBalanceSheetsDetails" id="DisclosureAdditionalInformationOfParentCompanyCondensedBalanceSheetsDetails">
        <link:definition>99942801 - Disclosure - ADDITIONAL INFORMATION OF THE PARENT COMPANY - CONDENSED BALANCE SHEETS (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAdditionalInformationOfParentCompanyCondensedBalanceSheetsAdditionalDetails" id="DisclosureAdditionalInformationOfParentCompanyCondensedBalanceSheetsAdditionalDetails">
        <link:definition>99942802 - Disclosure - ADDITIONAL INFORMATION OF THE PARENT COMPANY - CONDENSED BALANCE SHEETS - Additional (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAdditionalInformationOfParentCompanyCondensedStatementsOfOperationsAndComprehensiveLossIncomeAdditionalDetails" id="DisclosureAdditionalInformationOfParentCompanyCondensedStatementsOfOperationsAndComprehensiveLossIncomeAdditionalDetails">
        <link:definition>99942804 - Disclosure - ADDITIONAL INFORMATION OF THE PARENT COMPANY - CONDENSED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (INCOME) - Additional (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAdditionalInformationOfParentCompanyCondensedStatementsOfCashFlowsDetails" id="DisclosureAdditionalInformationOfParentCompanyCondensedStatementsOfCashFlowsDetails">
        <link:definition>99942805 - Disclosure - ADDITIONAL INFORMATION OF THE PARENT COMPANY - CONDENSED STATEMENTS OF CASH FLOWS (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureAdditionalInformationOfParentCompanyNotesToScheduleIDetails" id="DisclosureAdditionalInformationOfParentCompanyNotesToScheduleIDetails">
        <link:definition>99942806 - Disclosure - ADDITIONAL INFORMATION OF THE PARENT COMPANY - Notes to Schedule I (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:linkbaseRef xlink:type="simple" xlink:href="hsai-20251231_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="hsai-20251231_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="hsai-20251231_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="hsai-20251231_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:roleType roleURI="http://www.hesaitech.com/role/DisclosureStandardAndCustomAxisDomainDefaults" id="DisclosureStandardAndCustomAxisDomainDefaults">
        <link:definition>99900 - Disclosure - Standard And Custom Axis Domain Defaults</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:import namespace="https://xbrl.org/2023/calculation-1.1" schemaLocation="https://www.xbrl.org/2023/calculation-1.1.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/ecd/2025" schemaLocation="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/country/2025" schemaLocation="https://xbrl.sec.gov/country/2025/country-2025.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd" />
  <xsd:import namespace="http://fasb.org/us-gaap/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd" />
  <xsd:import namespace="http://fasb.org/srt/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd" />
  <xsd:import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd" />
  <xsd:import namespace="http://fasb.org/us-roles/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/ecd-sub/2025" schemaLocation="https://xbrl.sec.gov/ecd/2025/ecd-sub-2025.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/cyd/2025" schemaLocation="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/cyd-af-sub/2025" schemaLocation="https://xbrl.sec.gov/cyd/2025/cyd-af-sub-2025.xsd" />
  <xsd:element name="TimeDepositNonCurrent" id="hsai_TimeDepositNonCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="FairValueAdjustmentOfShortTermInvestments" id="hsai_FairValueAdjustmentOfShortTermInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PaymentsToAcquireLandUseRight" id="hsai_PaymentsToAcquireLandUseRight" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PaymentsForDistributionToShareholdersInConnectionWithReorganization." id="hsai_PaymentsForDistributionToShareholdersInConnectionWithReorganization." type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ShanghaiHesaiMember" id="hsai_ShanghaiHesaiMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FoundingShareholdersMember" id="hsai_FoundingShareholdersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ExistingInvestorsMember" id="hsai_ExistingInvestorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SettlementThroughCashRedemption" id="hsai_SettlementThroughCashRedemption" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PrepaidAndOtherAssetsDisclosureTextBlock" id="hsai_PrepaidAndOtherAssetsDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BasisOfPresentationPolicyTextBlock" id="hsai_BasisOfPresentationPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LandUseRightsNetPolicyTextBlock" id="hsai_LandUseRightsNetPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ForeignCurrencyRiskPolicyTextBlock" id="hsai_ForeignCurrencyRiskPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ConvenienceTranslationPolicyTextBlock" id="hsai_ConvenienceTranslationPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock" id="hsai_ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ElectronicEquipmentMember" id="hsai_ElectronicEquipmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PeriodForExtendedWarranty" id="hsai_PeriodForExtendedWarranty" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="CustomerMember" id="hsai_CustomerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CustomerBMember" id="hsai_CustomerBMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CustomerCMember" id="hsai_CustomerCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CustomerDMember" id="hsai_CustomerDMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LandUseRightsAbstract" id="hsai_LandUseRightsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LandUseRightsTextBlock" id="hsai_LandUseRightsTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OtherAssetsNoncurrentDisclosureTextBlock" id="hsai_OtherAssetsNoncurrentDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfAccruedLiabilitiesAndOtherCurrentLiabilitiesTableTextBlock" id="hsai_ScheduleOfAccruedLiabilitiesAndOtherCurrentLiabilitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LandInShanghaiMember" id="hsai_LandInShanghaiMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfSquareMetersAcquired" id="hsai_NumberOfSquareMetersAcquired" type="dtr-types:areaItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DemonstrationFleetNonCurrent" id="hsai_DemonstrationFleetNonCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="LongTermDeposits" id="hsai_LongTermDeposits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AdvancesFromEmployeeCurrent" id="hsai_AdvancesFromEmployeeCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PayablesForPurchaseOfPropertyAndEquipmentCurrent" id="hsai_PayablesForPurchaseOfPropertyAndEquipmentCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfVotesPerShare" id="hsai_NumberOfVotesPerShare" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RevenueFromLidarProductsMember" id="hsai_RevenueFromLidarProductsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OtherProductRevenuesMember" id="hsai_OtherProductRevenuesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OtherGeographicalRegionMember" id="hsai_OtherGeographicalRegionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseOrDecreaseInAccountsReceivableDuringPeriod" id="hsai_IncreaseOrDecreaseInAccountsReceivableDuringPeriod" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseOrDecreaseInContractAssetsDuringPeriod" id="hsai_IncreaseOrDecreaseInContractAssetsDuringPeriod" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseOrDecreaseInContractLiabilitiesDuringPeriod" id="hsai_IncreaseOrDecreaseInContractLiabilitiesDuringPeriod" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NumberOfSharesReclassifiedFromPermanentToMezzanineEquity" id="hsai_NumberOfSharesReclassifiedFromPermanentToMezzanineEquity" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="StatutoryReserves" id="hsai_StatutoryReserves" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="Year2030Member" id="hsai_Year2030Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NetRevenuesOfRotationalScanningProductFromUs0ToUs425000Member" id="hsai_NetRevenuesOfRotationalScanningProductFromUs0ToUs425000Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NetRevenuesOfRotationalScanningProductFromUs425000ToUs2925000Member" id="hsai_NetRevenuesOfRotationalScanningProductFromUs425000ToUs2925000Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NetRevenuesOfRotationalScanningProductFromUs2925000ToAboveMember" id="hsai_NetRevenuesOfRotationalScanningProductFromUs2925000ToAboveMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="BasePaymentForRoyalty" id="hsai_BasePaymentForRoyalty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PercentageOfRoyaltyOnNetRevenue" id="hsai_PercentageOfRoyaltyOnNetRevenue" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NetRevenuesOfRotationalScanningProduct" id="hsai_NetRevenuesOfRotationalScanningProduct" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ScheduleOfOutstandingBalanceWithRelatedPartyTableTextBlock" id="hsai_ScheduleOfOutstandingBalanceWithRelatedPartyTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="FoundingShareholdersAndCertainShareholdersMember" id="hsai_FoundingShareholdersAndCertainShareholdersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ScheduleOfCompaniesThatAreRelatedPartyTableTextBlock" id="hsai_ScheduleOfCompaniesThatAreRelatedPartyTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedCompensationByShareBasedPaymentAwardFairValueAssumptionsEmployeeForfeitureRate" id="hsai_ShareBasedCompensationByShareBasedPaymentAwardFairValueAssumptionsEmployeeForfeitureRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedCompensationByShareBasedPaymentAwardFairValueAssumptionsExerciseMultiple" id="hsai_ShareBasedCompensationByShareBasedPaymentAwardFairValueAssumptionsExerciseMultiple" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionToSubscribeFairValueAssumptionsExercisePrice" id="hsai_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionToSubscribeFairValueAssumptionsExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedNumberOfShares" id="hsai_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedNumberOfShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedWeightedAverageExercisePrice" id="hsai_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageGrantDateFairValue" id="hsai_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageGrantDateFairValue" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageGrantDateFairValue" id="hsai_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageGrantDateFairValue" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncomeTaxDisclosureTable" id="hsai_IncomeTaxDisclosureTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationFederalStateAndLocalIncomeTaxesPercent" id="hsai_EffectiveIncomeTaxRateReconciliationFederalStateAndLocalIncomeTaxesPercent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreferentialStatutoryIncomeTaxRate" id="hsai_PreferentialStatutoryIncomeTaxRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SpecialIncomeTaxHolidayStatusReviewPeriod" id="hsai_SpecialIncomeTaxHolidayStatusReviewPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfTaxDeductibleResearchAndDevelopmentExpensesEngagedInSuchActivities" id="hsai_PercentageOfTaxDeductibleResearchAndDevelopmentExpensesEngagedInSuchActivities" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfWithholdingTaxOnForeignInvestorsNonResidentEnterprises" id="hsai_PercentageOfWithholdingTaxOnForeignInvestorsNonResidentEnterprises" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfIntangibleAssetsUsefulLifeTableTextBlock" id="hsai_ScheduleOfIntangibleAssetsUsefulLifeTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NonCashLeaseExpenses" id="hsai_NonCashLeaseExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PeriodOfLoanPrimeRateConsidered" id="hsai_PeriodOfLoanPrimeRateConsidered" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="Hsai2022OptionIncentivePlanMember" id="hsai_Hsai2022OptionIncentivePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LongTermInvestmentPolicyPolicyTextBlock" id="hsai_LongTermInvestmentPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LandUseRightsNet" id="hsai_LandUseRightsNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DisclosureOfStatutoryReservesAndRestrictedNetAssetsTextBlock" id="hsai_DisclosureOfStatutoryReservesAndRestrictedNetAssetsTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AppropriationOfAfterTaxProfitRequiredMinimumPercentage" id="hsai_AppropriationOfAfterTaxProfitRequiredMinimumPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AppropriationOfAfterTaxProfitToReserveFundStatutoryRequirementLimitRegisteredCapitalPercentage" id="hsai_AppropriationOfAfterTaxProfitToReserveFundStatutoryRequirementLimitRegisteredCapitalPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AdjustmentForForeignCurrencyTransactionGainLossBeforeTax" id="hsai_AdjustmentForForeignCurrencyTransactionGainLossBeforeTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="InvestmentsInSubsidiaries" id="hsai_InvestmentsInSubsidiaries" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ScheduleOfOrganizationAndNatureOfOperationsTable" id="hsai_ScheduleOfOrganizationAndNatureOfOperationsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ScheduleOfOrganizationAndNatureOfOperationsLineItems" id="hsai_ScheduleOfOrganizationAndNatureOfOperationsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FairValueAdjustmentsOfShortTermInvestments" id="hsai_FairValueAdjustmentsOfShortTermInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="RestrictedCashPolicyTextBlock" id="hsai_RestrictedCashPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShanghaiHesaiLongTermFacilityMember" id="hsai_ShanghaiHesaiLongTermFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SwissCompanyMember" id="hsai_SwissCompanyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFourAndThereAfter" id="hsai_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFourAndThereAfter" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NotesPayableTextBlock" id="hsai_NotesPayableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="EngineeringDesignDevelopmentAndValidationServiceAndSolutionRevenueMember" id="hsai_EngineeringDesignDevelopmentAndValidationServiceAndSolutionRevenueMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="StockIssuedDuringPeriodSharesReclassificationFromTemporaryEquityToPermanentEquity" id="hsai_StockIssuedDuringPeriodSharesReclassificationFromTemporaryEquityToPermanentEquity" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="StockIssuedDuringPeriodValueReclassificationFromTemporaryEquityToPermanentEquity" id="hsai_StockIssuedDuringPeriodValueReclassificationFromTemporaryEquityToPermanentEquity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="StockIssuedDuringPeriodValueStockOptionExercisedAndVestingOfRestrictedShareUnits" id="hsai_StockIssuedDuringPeriodValueStockOptionExercisedAndVestingOfRestrictedShareUnits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="StockIssuedDuringPeriodSharesStockOptionExercisedAndVestingOfRestrictedShareUnits" id="hsai_StockIssuedDuringPeriodSharesStockOptionExercisedAndVestingOfRestrictedShareUnits" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SettlementOfSubscriptionReceivablesInConnectionWithReorganization" id="hsai_SettlementOfSubscriptionReceivablesInConnectionWithReorganization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ProceedsFromGovernmentSubsidiesAfterCapitalExpenditure" id="hsai_ProceedsFromGovernmentSubsidiesAfterCapitalExpenditure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ProceedsFromGovernmentSubsidiesBeforeCapitalExpenditure" id="hsai_ProceedsFromGovernmentSubsidiesBeforeCapitalExpenditure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisedInPeriodWeightedAverageGrantDateFairValue" id="hsai_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisedInPeriodWeightedAverageGrantDateFairValue" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TandemAwardMember" id="hsai_TandemAwardMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CashPaymentPerShareOfOptionsVestedButNotExercised" id="hsai_CashPaymentPerShareOfOptionsVestedButNotExercised" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShareBasedPaymentArrangementPlanModificationNumberOfOptionsApprovedForModification" id="hsai_ShareBasedPaymentArrangementPlanModificationNumberOfOptionsApprovedForModification" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OptionIncentivePlan2021Member" id="hsai_OptionIncentivePlan2021Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShareBasedCompensationAwardVestedOnEachCalendarMonthThrough48MonthsMember" id="hsai_ShareBasedCompensationAwardVestedOnEachCalendarMonthThrough48MonthsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OptionsVestingOnFirstSecondAndThirdAnniversariesOfVestingMember" id="hsai_OptionsVestingOnFirstSecondAndThirdAnniversariesOfVestingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncomeTaxLineItems" id="hsai_IncomeTaxLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NotePayableCurrent" id="hsai_NotePayableCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="CollectionOfPaymentsDueToSubsidiary" id="hsai_CollectionOfPaymentsDueToSubsidiary" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="FiniteLivedIntangibleAssetExpectedAmortizationFiveAfterYearFive" id="hsai_FiniteLivedIntangibleAssetExpectedAmortizationFiveAfterYearFive" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ConstructionInProgressNet" id="hsai_ConstructionInProgressNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PropertyPlantAndEquipmentNetIncludingConstructionInProgress" id="hsai_PropertyPlantAndEquipmentNetIncludingConstructionInProgress" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="FactoringArrangementsPolicyPolicyTextBlock" id="hsai_FactoringArrangementsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShortTermInvestmentTextBlock" id="hsai_ShortTermInvestmentTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfShortTermInvestmentsTableTextBlock" id="hsai_ScheduleOfShortTermInvestmentsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SingleOperatingSegmentMember" id="hsai_SingleOperatingSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PayrollExpensesInSalesAndMarketingExpenses" id="hsai_PayrollExpensesInSalesAndMarketingExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PayrollExpensesInGeneralAndAdministrativeExpenses" id="hsai_PayrollExpensesInGeneralAndAdministrativeExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PayrollExpensesInResearchAndDevelopmentExpenses" id="hsai_PayrollExpensesInResearchAndDevelopmentExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="StructuredBankFinancialProductsCurrent" id="hsai_StructuredBankFinancialProductsCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TimeDepositsCurrent" id="hsai_TimeDepositsCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ProvisionForReversalOfAllowanceForCreditLoss" id="hsai_ProvisionForReversalOfAllowanceForCreditLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ConversionOfStockFromOneClassToAnotherClass" id="hsai_ConversionOfStockFromOneClassToAnotherClass" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SecuredBankBorrowings" id="hsai_SecuredBankBorrowings" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ShortTermBorrowingsEnteredInDecember2023Member" id="hsai_ShortTermBorrowingsEnteredInDecember2023Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInNotesPayable" id="hsai_IncreaseDecreaseInNotesPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ProceedsFromFactoringOfNotesReceivable" id="hsai_ProceedsFromFactoringOfNotesReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ZhejiangHertzOneYearLongTermFacilityMember" id="hsai_ZhejiangHertzOneYearLongTermFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ZhejiangHertzFiveYearLongTermFacilityMember" id="hsai_ZhejiangHertzFiveYearLongTermFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LongTermDebtAssumedInAcquisitionMember" id="hsai_LongTermDebtAssumedInAcquisitionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ScheduleOfOtherOperatingIncomeNetByComponentTableTextBlock" id="hsai_ScheduleOfOtherOperatingIncomeNetByComponentTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ProjectBasedContractTerminationCustomersCompensationIncome" id="hsai_ProjectBasedContractTerminationCustomersCompensationIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OtherOperatingIncomeExpenseNetOthers" id="hsai_OtherOperatingIncomeExpenseNetOthers" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ProjectBasedContractTerminationCustomersProceedsFromCompensation" id="hsai_ProjectBasedContractTerminationCustomersProceedsFromCompensation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="EmployeeStockPlan2021Member" id="hsai_EmployeeStockPlan2021Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AccruedLiabilitiesAndOtherLiabilitiesCurrent" id="hsai_AccruedLiabilitiesAndOtherLiabilitiesCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncrementalWeightedAverageOrdinarySharesExerciseOptionsAndNonvestedRestrictedStocks" id="hsai_IncrementalWeightedAverageOrdinarySharesExerciseOptionsAndNonvestedRestrictedStocks" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ShortTermBorrowingsEnteredInNovember2024Member" id="hsai_ShortTermBorrowingsEnteredInNovember2024Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShortTermBorrowingsEnteredInJanuary2025Member" id="hsai_ShortTermBorrowingsEnteredInJanuary2025Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ExpectedCreditLossRate" id="hsai_ExpectedCreditLossRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfCustomerPortfolioSegmentsForCreditEvaluation" id="hsai_NumberOfCustomerPortfolioSegmentsForCreditEvaluation" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="ZhejiangHertzFiveYearLongTermFacilityOneMember" id="hsai_ZhejiangHertzFiveYearLongTermFacilityOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ZhejiangHertzFiveYearLongTermFacilityTwoMember" id="hsai_ZhejiangHertzFiveYearLongTermFacilityTwoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationPreferentialTaxRateAmount" id="hsai_EffectiveIncomeTaxRateReconciliationPreferentialTaxRateAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationPreferentialTaxRatePercent" id="hsai_EffectiveIncomeTaxRateReconciliationPreferentialTaxRatePercent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="FinancialLiabilityAgingAxis" id="hsai_FinancialLiabilityAgingAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FinancialLiabilityAgingDomain" id="hsai_FinancialLiabilityAgingDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncomeTaxReconciliationNonDeductibleExpenseOrNonTaxableItemsOther" id="hsai_IncomeTaxReconciliationNonDeductibleExpenseOrNonTaxableItemsOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationNonDeductibleExpenseOrNonTaxableItemsOther" id="hsai_EffectiveIncomeTaxRateReconciliationNonDeductibleExpenseOrNonTaxableItemsOther" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AccumulatedImpairmentPropertyPlantAndEquipment" id="hsai_AccumulatedImpairmentPropertyPlantAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncomeLossFromContinuingOperationBeforeIncomeTaxesNoncontrollingInterest" id="hsai_IncomeLossFromContinuingOperationBeforeIncomeTaxesNoncontrollingInterest" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IpLicensingAndTransferAgreementMember" id="hsai_IpLicensingAndTransferAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShareBasedPaymentArrangementTrancheFourMember" id="hsai_ShareBasedPaymentArrangementTrancheFourMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ConversionOfSharesFromOneClassToAnotherClass" id="hsai_ConversionOfSharesFromOneClassToAnotherClass" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PaymentToAcquireEquitySecuritiesWithoutReadilyDeterminableFairValueRelatedParty" id="hsai_PaymentToAcquireEquitySecuritiesWithoutReadilyDeterminableFairValueRelatedParty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ProceedsFromSaleOfEquitySecuritiesWithoutReadilyDeterminableFairValueRelatedParty" id="hsai_ProceedsFromSaleOfEquitySecuritiesWithoutReadilyDeterminableFairValueRelatedParty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="FairValueAdjustmentsOfPropertyAndEquipment" id="hsai_FairValueAdjustmentsOfPropertyAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="VariableConsideration" id="hsai_VariableConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="OtherCountriesMember" id="hsai_OtherCountriesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShortTermInvestmentsFairValueDisclosure" id="hsai_ShortTermInvestmentsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="GainLossOnPartialTerminationOfOperatingLease" id="hsai_GainLossOnPartialTerminationOfOperatingLease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NonCashDecreaseInOperatingLeaseLiabilitiesFromPartialTermination" id="hsai_NonCashDecreaseInOperatingLeaseLiabilitiesFromPartialTermination" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ArbitrationCompensation" id="hsai_ArbitrationCompensation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="InvestmentInEquitySecuritiesWithoutReadilyDeterminableFairValueTransactionMember" id="hsai_InvestmentInEquitySecuritiesWithoutReadilyDeterminableFairValueTransactionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SharpaGroupAndItsSubsidiariesMember" id="hsai_SharpaGroupAndItsSubsidiariesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PropertyTransferAgreementMember" id="hsai_PropertyTransferAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="GainLossOnTransferOfIntellectualProperty" id="hsai_GainLossOnTransferOfIntellectualProperty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
</xsd:schema>
