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        <link:definition>164 - Disclosure - Segment Information Applicable to Reportable Operating Segment (Detail)</link:definition>
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  <element name="WorkingCapitalRequirements" id="pccc_WorkingCapitalRequirements" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
</schema>





