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  <xsd:element name="HighAndNewTechnologyEnterprisesTaxRate" id="ntcl_HighAndNewTechnologyEnterprisesTaxRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="HighAndNewTechnologyEnterprisesStatusExpirationPeriod" id="ntcl_HighAndNewTechnologyEnterprisesStatusExpirationPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AdvanceToVendorsAbstract" id="ntcl_AdvanceToVendorsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AdvanceToVendorsTextBlock" id="ntcl_AdvanceToVendorsTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="JianbiaoDaiMember" id="ntcl_JianbiaoDaiMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShanghaiYiyunInformationServiceCoLtdMember" id="ntcl_ShanghaiYiyunInformationServiceCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShanghaiLongruanElectronicsGroupCoLtdMember" id="ntcl_ShanghaiLongruanElectronicsGroupCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LangWideInvestmentIncMember" id="ntcl_LangWideInvestmentIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShanghaiChuangboEnterpriseDevelopmentCoLtdMember" id="ntcl_ShanghaiChuangboEnterpriseDevelopmentCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CommonStockValueAuthorized" id="ntcl_CommonStockValueAuthorized" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfVotingRightsPerShare" id="ntcl_NumberOfVotingRightsPerShare" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NoncontrollingInterestPolicyPolicyTextBlock" id="ntcl_NoncontrollingInterestPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AdvancesToVendorsPolicyPolicyTextBlock" id="ntcl_AdvancesToVendorsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PrepaymentsAndOtherAssetsPolicyPolicyTextBlock" id="ntcl_PrepaymentsAndOtherAssetsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ContractWithCustomerContractAssetContractLiabilityPolicyPolicyTextBlock" id="ntcl_ContractWithCustomerContractAssetContractLiabilityPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DisaggregationOfRevenuePolicyPolicyTextBlock" id="ntcl_DisaggregationOfRevenuePolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ValueAddedTaxAndGoodsAndServicesTaxPolicyPolicyTextBlock" id="ntcl_ValueAddedTaxAndGoodsAndServicesTaxPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ForeignCurrencyRiskPolicyPolicyTextBlock" id="ntcl_ForeignCurrencyRiskPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfOwnershipInCompanysSubsidiariesAndConsolidatedAffiliatedEntitiesTableTextBlock" id="ntcl_ScheduleOfOwnershipInCompanysSubsidiariesAndConsolidatedAffiliatedEntitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock" id="ntcl_ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfCurrencyExchangeRatesTableTextBlock" id="ntcl_ScheduleOfCurrencyExchangeRatesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ApplicationDevelopmentServicesMember" id="ntcl_ApplicationDevelopmentServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SubscriptionServiceMember" id="ntcl_SubscriptionServiceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OrganizationConsolidationAndPresentationOfFinancialStatementsTable" id="ntcl_OrganizationConsolidationAndPresentationOfFinancialStatementsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems" id="ntcl_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DragonsoftGroupCo.LimitedMember" id="ntcl_DragonsoftGroupCo.LimitedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShanghaiZhimaInformationTechnologyCo.LtdMember" id="ntcl_ShanghaiZhimaInformationTechnologyCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShanghaiNetwideEnterpriseManagementCo.LtdMember" id="ntcl_ShanghaiNetwideEnterpriseManagementCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShanghaiNetclassEnterpriseManagementCo.LtdMember" id="ntcl_ShanghaiNetclassEnterpriseManagementCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShanghaiNetclassHumanResourcesCo.LtdMember" id="ntcl_ShanghaiNetclassHumanResourcesCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShanghaiChuangyuanEducationTechnologyCo.LtdMember" id="ntcl_ShanghaiChuangyuanEducationTechnologyCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NetclassTrainingShanghaiCo.LtdMember" id="ntcl_NetclassTrainingShanghaiCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NetclassInternationalLimitedMember" id="ntcl_NetclassInternationalLimitedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NetclassDataPteLtdMember" id="ntcl_NetclassDataPteLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AccountingPoliciesTable" id="ntcl_AccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AccountingPoliciesLineItems" id="ntcl_AccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InventoryImpairmentLoss" id="ntcl_InventoryImpairmentLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="EquipmentDeliveryTime" id="ntcl_EquipmentDeliveryTime" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AdvancesToVendorsAllowanceForCreditLossCurrent" id="ntcl_AdvancesToVendorsAllowanceForCreditLossCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PrepaymentsAndOtherAssetsAllowanceForCreditLossCurrent" id="ntcl_PrepaymentsAndOtherAssetsAllowanceForCreditLossCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PercentageOfValueAddedTax" id="ntcl_PercentageOfValueAddedTax" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfGoodsAndServiceTax" id="ntcl_PercentageOfGoodsAndServiceTax" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ForeignCurrencyExchangeRateTranslationOfAmountsInIncomeStatementAndCashflows" id="ntcl_ForeignCurrencyExchangeRateTranslationOfAmountsInIncomeStatementAndCashflows" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="CustomerMember" id="ntcl_CustomerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CustomerBMember" id="ntcl_CustomerBMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CustomerCMember" id="ntcl_CustomerCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CustomerDMember" id="ntcl_CustomerDMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SupplierMember" id="ntcl_SupplierMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SupplierBMember" id="ntcl_SupplierBMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SupplierCMember" id="ntcl_SupplierCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SupplierDMember" id="ntcl_SupplierDMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SupplierEMember" id="ntcl_SupplierEMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SupplierFMember" id="ntcl_SupplierFMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SupplierGMember" id="ntcl_SupplierGMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AccountsReceivableCreditLossExpense" id="ntcl_AccountsReceivableCreditLossExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AccountsReceivableAllowanceForCreditLossForeignCurrencyTranslationAdjustments" id="ntcl_AccountsReceivableAllowanceForCreditLossForeignCurrencyTranslationAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="LesseeOperatingLeaseSupplementalBalanceSheetInformationTableTextBlock" id="ntcl_LesseeOperatingLeaseSupplementalBalanceSheetInformationTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TotalRevenueRecognizedFromBothBeginningBalanceAndCurrentPeriodIncreaseInContractLiability" id="ntcl_TotalRevenueRecognizedFromBothBeginningBalanceAndCurrentPeriodIncreaseInContractLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="StockIssuedPerShareOnConversionFromOneClassToAnotherClass" id="ntcl_StockIssuedPerShareOnConversionFromOneClassToAnotherClass" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PrepaidExpenseNoncurrentTextBlock" id="ntcl_PrepaidExpenseNoncurrentTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PrepaidExpenseNoncurrentTableTextBlock" id="ntcl_PrepaidExpenseNoncurrentTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PrepaidMarketingExpensesNoncurrent" id="ntcl_PrepaidMarketingExpensesNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PrepaidExpenseGrossNoncurrent" id="ntcl_PrepaidExpenseGrossNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PrepaidExpenseAccumulatedAmortizationNoncurrent" id="ntcl_PrepaidExpenseAccumulatedAmortizationNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NovaSolutionsIncMember" id="ntcl_NovaSolutionsIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PercentageOfConsumptionTax" id="ntcl_PercentageOfConsumptionTax" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NovaSolutionsInc.Member" id="ntcl_NovaSolutionsInc.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="BusinessCombinationConsiderationPaidForAcquisition" id="ntcl_BusinessCombinationConsiderationPaidForAcquisition" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="CountriesOtherThanChinaMember" id="ntcl_CountriesOtherThanChinaMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DeferredTaxLiabilitiesAppraisalFairValueIncrement" id="ntcl_DeferredTaxLiabilitiesAppraisalFairValueIncrement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncomeLossFromContinuingOperationsBeforeIncomeTaxesNoncontrollingInterestsTotal" id="ntcl_IncomeLossFromContinuingOperationsBeforeIncomeTaxesNoncontrollingInterestsTotal" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BusinessCombinationForeignCurrencyExchangeLoss" id="ntcl_BusinessCombinationForeignCurrencyExchangeLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NetclassInternationalPteLtdMember" id="ntcl_NetclassInternationalPteLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LongTermBankLoanTextBlock" id="ntcl_LongTermBankLoanTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ChinaConstructionBankLoanMember" id="ntcl_ChinaConstructionBankLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SummaryOfLongTermBankLoanTableTextBlock" id="ntcl_SummaryOfLongTermBankLoanTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DebtInstrumentPurchasePrice" id="ntcl_DebtInstrumentPurchasePrice" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OwnShareLendingArrangementParValuePerShare" id="ntcl_OwnShareLendingArrangementParValuePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="DebtInstrumentDefaultInterestRate" id="ntcl_DebtInstrumentDefaultInterestRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DebtInstrumentConvertiblePercentageOfMarketPrice" id="ntcl_DebtInstrumentConvertiblePercentageOfMarketPrice" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DebtInstrumentConvertibleTradingDaysToCalculateConversionPrice" id="ntcl_DebtInstrumentConvertibleTradingDaysToCalculateConversionPrice" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DebtInstrumentConvertibleFloorPrice" id="ntcl_DebtInstrumentConvertibleFloorPrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DebtInstrumentTradingDaysRequiredForRepurchaseOfShares" id="ntcl_DebtInstrumentTradingDaysRequiredForRepurchaseOfShares" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OwnShareLendingArrangementNominalFees" id="ntcl_OwnShareLendingArrangementNominalFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ShortTermDebtGross" id="ntcl_ShortTermDebtGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ShortTermBorrowingsBeforeInterestPayable" id="ntcl_ShortTermBorrowingsBeforeInterestPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DebtInstrumentRemainingAmortizationPeriod" id="ntcl_DebtInstrumentRemainingAmortizationPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PrepaidServiceCostNoncurrent" id="ntcl_PrepaidServiceCostNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PrepaidMarketingExpensesNoncurrentServiceTerm" id="ntcl_PrepaidMarketingExpensesNoncurrentServiceTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PrepaidServiceCostNoncurrentServiceTerm" id="ntcl_PrepaidServiceCostNoncurrentServiceTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfImpactByPreferentialTaxRateTableTextBlock" id="ntcl_ScheduleOfImpactByPreferentialTaxRateTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreferentialTaxRateAggregateAmountOfBenefit" id="ntcl_PreferentialTaxRateAggregateAmountOfBenefit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PreferentialTaxRateEarningsPerShareBasic" id="ntcl_PreferentialTaxRateEarningsPerShareBasic" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreferentialTaxRateEarningsPerShareDiluted" id="ntcl_PreferentialTaxRateEarningsPerShareDiluted" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LesseeFinanceLeaseSupplementalBalanceSheetInformationTableTextBlock" id="ntcl_LesseeFinanceLeaseSupplementalBalanceSheetInformationTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LeaseDisclosureTextBlock" id="ntcl_LeaseDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SharesIssuedSharesShareBasedPaymentArrangementGrantsInPeriod" id="ntcl_SharesIssuedSharesShareBasedPaymentArrangementGrantsInPeriod" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="EmployeesMember" id="ntcl_EmployeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShareBasedPaymentAwardFairValuePerShare" id="ntcl_ShareBasedPaymentAwardFairValuePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="ShareBasedPaymentArrangementNumberOfIndividuals" id="ntcl_ShareBasedPaymentArrangementNumberOfIndividuals" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ServiceProvidersMember" id="ntcl_ServiceProvidersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SharesIssuedSharesGrantedToEachIndividualShareBasedPaymentArrangement" id="ntcl_SharesIssuedSharesGrantedToEachIndividualShareBasedPaymentArrangement" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IndependentDirectorMember" id="ntcl_IndependentDirectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ArtificialIntelligencePowerSupportServicesMember" id="ntcl_ArtificialIntelligencePowerSupportServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EmployeeStockOwnershipPlanESOPNumberOfSharesGranted" id="ntcl_EmployeeStockOwnershipPlanESOPNumberOfSharesGranted" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="EmployeeStockOwnershipPlanESOPGrantDateFairValuePerShare" id="ntcl_EmployeeStockOwnershipPlanESOPGrantDateFairValuePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="EmployeeStockOwnershipPlanESOPConsiderationTotalFairValue" id="ntcl_EmployeeStockOwnershipPlanESOPConsiderationTotalFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="EmployeeStockOwnershipPlanESOPDeferredStockCompensationAccumulatedAmortization" id="ntcl_EmployeeStockOwnershipPlanESOPDeferredStockCompensationAccumulatedAmortization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="FairValueNetDerivativeAssetLiabilityLevel1To2TransfersAmount" id="ntcl_FairValueNetDerivativeAssetLiabilityLevel1To2TransfersAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="FairValueNetDerivativeAssetLiabilityLevel2To1TransfersAmount" id="ntcl_FairValueNetDerivativeAssetLiabilityLevel2To1TransfersAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DepreciationExpenseOfPropertyAndEquipment" id="ntcl_DepreciationExpenseOfPropertyAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DerivateLiabilitiesFairValueAtIssuance" id="ntcl_DerivateLiabilitiesFairValueAtIssuance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="LongTermPrepaidExpensesNet" id="ntcl_LongTermPrepaidExpensesNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="StockVestedDuringPeriodSharesEmployeeStockOwnershipPlan" id="ntcl_StockVestedDuringPeriodSharesEmployeeStockOwnershipPlan" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="FiniteLivedIntangibleAssetsImpairment" id="ntcl_FiniteLivedIntangibleAssetsImpairment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfNewServiceAgreements" id="ntcl_NumberOfNewServiceAgreements" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BangyuanLiuMember" id="ntcl_BangyuanLiuMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AkaewoodInvestmentHoldingCo.LtdMember" id="ntcl_AkaewoodInvestmentHoldingCo.LtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SharesIssuedForLongTermDeferredExpense" id="ntcl_SharesIssuedForLongTermDeferredExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SupplierHMember" id="ntcl_SupplierHMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LongTermReceivablesAndPrepaidExpensesTable" id="ntcl_LongTermReceivablesAndPrepaidExpensesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LongTermReceivablesAndPrepaidExpensesLineItems" id="ntcl_LongTermReceivablesAndPrepaidExpensesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfVendorsNewServiceAgreement" id="ntcl_NumberOfVendorsNewServiceAgreement" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AdditionalPrepaidServiceCostNoncurrent" id="ntcl_AdditionalPrepaidServiceCostNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AmortizationOfLongTermPrepaidExpenses" id="ntcl_AmortizationOfLongTermPrepaidExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="OwnShareLendingArrangementSharesIssuedPostReverseStockSplit" id="ntcl_OwnShareLendingArrangementSharesIssuedPostReverseStockSplit" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="DebtInstrumentConvertibleDebtPortionOfDebtConverted" id="ntcl_DebtInstrumentConvertibleDebtPortionOfDebtConverted" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DebtInstrumentPenaltyPayableForLateFilingOfF1" id="ntcl_DebtInstrumentPenaltyPayableForLateFilingOfF1" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
</xsd:schema>
