To ensure the quality of products, enterprises should inspect their quality system and impose a strict control over the quality of the raw materials supplied by the subcontractor.

为确保产品质量，企业应审核其质量体系，并严格控制其来料质量。

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To ensure the quality of products, enterprises should inspect their quality system and impose a strict control over the quality of the raw materials supplied by the subcontractor.

为确保产品质量，企业应审核其质量体系，并严格控制其来料质量。

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