Baoding Changkong Petroleum Industrial Co., Ltd.

[ Manufacturer ]Main business are Vertical/horizontal oil tank.

Taizhou Jiaojiang Wuxing Pressure Test Equipment Co., Ltd.

[ Manufacturer Trader ]Main business are Pressure test pump, Medicine machinery

Baoding Decheng Oil Depot & Cold Storage Engineering Co., Ltd.

[ Manufacturer ]Main business are Oil depot and its fittings, Sheet material, Tubing