管理退回产品的恢复，以便将它们退回给客户。修理或再制造客户退回的有缺陷或无效的产品。处理将维修或再制造的产品交付给客户的过程。 Administering the reinstatement of the returned product in order to return them back to customers. Repair or remanufacture the defective or ineffective products returned by the customer. Process the delivery of the repaired or remanufactured products back to the customer.