Jiaozhou Tongda Hardware (Huijin Unit South Area Branch)

Qingdao Jinhuahai Hardware Mechanical And Electrical Co., Ltd. (Huizhou Road)

Xinshengyuan Hardware Mechanical And Electrical Co., Ltd.

Jiaozhou Xiaolv Hardware Mechanical And Electrical Business Department

Liaoyuan Hardware Mechanical And Electrical (Kaishan Luoganji)

Qingdao Cable (Huijin Unit Shop)