Beijing Haohui Weiye Petrochemical Co., Ltd
Verified Supplier
2 Years
beijing, beijing
Since 2009
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Why Can We Always Ensure Excellent Quality

Quality Control

First, we are picking and testing samples from every step through the whole production lines, and there are several different inspectors to test the samples to guarantee the correct data.
Second, we have our own Q&C center to pick up and keep the samples from every batch in order to trace the quality when our clients have questions.
Third, the third part can be also acceptable for choosing.
Beijing Haohui Weiye Petrochemical Co., LtdBeijing Haohui Weiye Petrochemical Co., Ltd

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