求翻译：需方有异议应在本标准规定期限内提出，并函告本证签发日期、产品名称及型号，过期不予受理。如要求退货，经供方同意后需将本证退回。是什么意思？

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The consumer has the objection to be supposed to propose in this standing operating procedure deadline that, and informs by letter this card signing and issuing date, the product range and the model, expired does not give accepts.If the request returned goods, after the supplier agreed must return t

Demand-side there were objections to proposed in this standards within the prescribed period, and considered this credit issuance date, the product name and model number, the expiration is inadmissible. Demands a return, after the supplier agreed to return this credit you want.

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