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Hengchang chemical industry co.,ltd

HengChang chemical Industry Co., Ltd. is specialized in Manufacturing oilfield drilling and crude oil refining additives.We have been focusing on the producing and researching of oil field chemicals sincere the begining ...

Hengchang chemical industry co.,ltd
sales01athengchangco.com
Cangzhou, BE
China

Manufacturer  ·  Trading Company  ·  Business Service