Handan Changfa Fastener Manufacturing Co., Ltd. is located in Yongnian County, Hebei Province, a national standard parts production base. It is a large-scale and early-established professional manufacturer of screw special-shaped parts in southern Hebei. It is close to the Beijing-Guangzhou Railway, National Highway 107 and Beijing-Shenzhen Expressway, and the transportation is very convenient.

The company has a long history of trapezoidal screws and full-thread supporting products, and has strong strength in product research and development, production and testing.