Zhongcai Pipeline (Nanyuan Unit Shop)

Rifeng Pipe (Dongmen Outer Street Shop)

Xinda Hardware, Mechanical and Electrical Construction Machinery (Dongmen Outer Street Shop)

Dongcheng Power Tools (Dongmen Outer Street Shop)

Ginde Plastic Industry (Nanyuan Unit Shop)

Daming Hardware Wholesale Department (Wuwei Building Materials Great Market Branch)