Liwen Lock City (Sanmenxia Head Office)

Kaidishi Zhiwen Suo Sanmen Xiazongdai (Sanmenxia International Business & Trade City Shop)

Kingbull Pipe Industry (Kangle Ruijing Branch)

Ningshifu Lockset Daquan

Chenge Zhinengsuo Head Office (Sanmenxia Head Office)

Yuema Lock Suoxin Daquan (Jing'er Road Branch)