Haitian Tube Industry

Rifeng Pipe (Lanzhou International Building Materials Home Furnishings Exposition City Branch)

Lanzhou Xigu Yinlan Valve Supply Station (Lanzhou Yonggu Hardware Biaozhunjian Wholesale Market Shop)

Gansu Kanaifu Tube Industry Co., Ltd.

Poly Pipeline Lanzhou Operation Management Center (Lanzhou International Home Furnishings Building Materials Exposition City Branch)

Huaxinsheng Standard Element Concourse