求翻译：4. 客户收到货物后发现质量问题，货不对板，颜色差异等各种问题，售后服务应该与客户耐心沟通以及协商退货换货。是什么意思？

Customer receipt of the goods quality problems, not meeting board, color differences on various issues, after-sales service and customer patience to communicate and negotiate the return replacement.

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4. After the customer receives the cargo to discover the quality question, the goods gauge block, the color difference and so on each kind of question, the post-sale service should not exchanges goods with the customer patience communication as well as the consultative returned goods.

4. the customer after receipt of the goods found quality problems, the goods, the color differences in various issues such as, after-sales service should return replacement patient communication and consultation with the client.

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