Bei Hai, Cangzhou, Hebei, China

Changfeng Group possesses the first class production and inspection equipment, digital control hydrostatic testing machine, online ultrasonic flaw detector, and X-ray detector, heat treatment, metallo...

quyang, hongkou, Shanghai, China

Shanghai XiaTang Industry Co., Ltd. is specializes in such as the production of oil pipe,API 5ct casing and tubing,API 5L line pipe, alloy steel pipe, Boiler Tube,.In Wuxi, Hebei creation of two seaml...

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