Jinshengfeng Steel Steel Material Supermarket (Hangang Highway Shop)

Tianjin Bairongbang Iron and Steel Co., Ltd.

Tianjin Xinheng Steel Tube Co., Ltd.

Tianjin Runjiangxin Iron and Steel Co., Ltd.

Tianjin Jinnan Shunkai Building Materials Business Department

Tianjin Shunsenwang Steel Trading Co., Ltd.