Hebei Mountain Electronic Commerce Co., Ltd,(factory name Hebei Dashan Fastener Co., Ltd) was founded in 2012, which located in the base town of fasteners of China - Yongnian Industrial Zone, one leading professional producing company in fasteners area. The Company covers an area of over 800,000 square meters, owns 450 staff, among of them there are 55 persons specializing in professional and technical research, also 50 sets of production equipment for manufacturing running.