Shijiazhuang Sunny Trading Co., Ltd. is an export office and branch company of Ganma Pipe Industry & Technology Co., Ltd. , the factory was founded in 1991, covers an area of 106,700 square meters (about 160 acres). The company's registered capital is sixty million yuan.

Ferrule type pipe fittings are sealing pipe fittings suitable for non corrosive or corrosive media such as oil, water, and gas.