Qingdao Hagongliang Industry and Trade Co., Ltd.

Risheng Hardware Mechanical And Electrical (Huizhou Road Shop)

Qingdao Longxinyuan Hardware Co., Ltd. (Dahuan Jiudian)

Hualong Standard Element (Head Office)

Qingdao Jihe Numerical Control Cutter

Xinshengyuan Hardware Mechanical And Electrical Co., Ltd.