Zhengzhou Huaxin Commerce and Trade (Magang Pipe Fittings Goucao Pipe Fittings)

Rifeng Tubing General Agent

Jinsheng Hydropower Hardware Material (Dama Dongting Huafu Branch)

Mengzhuang Kuanguang Building Materials Market

Jinqiao Tube Industry (Jinggang Line Shop)

LESSO Pipeline (Mengzhuang Kuanguang Building Materials Market Shop)