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  <xs:element id="pre_IncreaseDecreaseThroughWaiverOfAmountDueToARelatedCompanyLiabilitiesArisingFromFinancingActivities" abstract="false" name="IncreaseDecreaseThroughWaiverOfAmountDueToARelatedCompanyLiabilitiesArisingFromFinancingActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pre_InsightaLimitedMember" abstract="true" name="InsightaLimitedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pre_Member" abstract="true" name="Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pre_A1Member" abstract="true" name="A1Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pre_A.Member" abstract="true" name="A.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
</xs:schema>
