跟踪大货生产进度，及时反馈有效信息给客户，确定大货按交期顺利出货。

Follow up the orders, keep in touch with customer to make sure the product can be shipping on time.

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合同的跟踪，生产过程控制，大货质量控制跟进。

Following of contract, the production line controls, the big goods quality control follows.

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