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    <element id="FSI_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLongTermDebt" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLongTermDebt" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLessPurchasePrice" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLessPurchasePrice" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_InvestmentEliminatedUponConsolidation" name="InvestmentEliminatedUponConsolidation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_GainOnAcquisitionOfSubsidiary" name="GainOnAcquisitionOfSubsidiary" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_EquityMethodInvestmentReturnOfEquity" name="EquityMethodInvestmentReturnOfEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_RealizedInvestmentGainsLossesNet" name="RealizedInvestmentGainsLossesNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_AdditionalEquityMethodInvestmentOwnershipPercentage" name="AdditionalEquityMethodInvestmentOwnershipPercentage" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_RemainningShareOutstanding" name="RemainningShareOutstanding" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_PercentageOfForeignAccountsReceivableOfInventory" name="PercentageOfForeignAccountsReceivableOfInventory" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_LoanGuaranteedRate" name="LoanGuaranteedRate" nillable="true" xbrli:periodType="instant" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_EligiblePercentageOfDomesticAccountsReceivable" name="EligiblePercentageOfDomesticAccountsReceivable" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_ProceedsFromLoanAcquiredFromAcquisition" name="ProceedsFromLoanAcquiredFromAcquisition" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsExercisePrice" name="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsExercisePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeGrantedOptionsExercisePrice" name="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeGrantedOptionsExercisePrice" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeCancelledOrExpiredOptionsExercisePrice" name="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeCancelledOrExpiredOptionsExercisePrice" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExcercisedOptionsExercisePrice" name="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExcercisedOptionsExercisePrice" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingExercisableOptionsExercisePrice" name="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingExercisableOptionsExercisePrice" nillable="true" xbrli:periodType="instant" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_AdditionalExpensesDueToOptionsGranted" name="AdditionalExpensesDueToOptionsGranted" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_SegmentAssets" name="SegmentAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_StockOptionExercisePercent" name="StockOptionExercisePercent" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_PaycheckProtectionProgramLoanForgiveness" name="PaycheckProtectionProgramLoanForgiveness" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="FSI_PaymentToAdditionalInvestment" name="PaymentToAdditionalInvestment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
</schema>
