quality check under supplier review

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1.      Quality check should adhere if same item is uploaded by SUPPLIER1 and SUPPLIER2 ( This means that if item ABC is already exist in system and same item is uploaded by supplier 1, in that case existing item ABC should get updated with additional spoke system. however , quality check is not adhering to this functionality and causing creation of duplicate items in system. does this support in Product hub ? if yes , then how to achieve this functionality

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