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GUANGZHOU BAIYUN TECHNOLOGY CO., LTD. quality control 0

 

 

 

58 Process Quality Control:

Before goods delivery to our customers,

each batch of goods must pass 58 times testing process in BAIYUN factory.GUANGZHOU BAIYUN TECHNOLOGY CO., LTD. quality control 1

 

 

     GUANGZHOU BAIYUN TECHNOLOGY CO., LTD. quality control 2

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