Patent of Huainan Bi Chang Coal Mine Machinery Co., Ltd.

Our products have obtained 12 national patents.

The company's products are manufactured by domestic mature processing technology, and the process equipment is complete. CNC cutting machine is used for blanking structural parts, CNC lathe and CNC milling machine are used for processing key parts, and carbon dioxide gas shielded welding has been used for welding. In addition, it also has advanced detection means and measuring physical and chemical equipment, and the technical level of enterprise equipment has reached the domestic advanced level.