Tianjin Lixinda Metal Material Sales Co., Ltd.

Tianjin Hanfurong Steel Material Trading Co., Ltd. (Hanjiashu Steel Material Market Shop)

Tianjin Xinmao Huafeng Technology Co., Ltd.

Tianjin Chengjuxin Iron and Steel Co., Ltd.

Tianjin Hanjiashu Steel Material Market

Shengdongfang Steel Material