Haiyan Secon Fastener Co., Ltd, founded in 2008, is a professional Threaded rod & Screw manufacturer specializing in Threaded rod, Hex Bolt, Hex nut, Flat washer,Drywall screw,Roofing screw,Self drilling screw, Chipboard screw,Self tapping screw, Wood screw, etc. With a lot of Years of fasteners experiences, now we have a highly qualified Management Team and professional product and export department.The production are widely sold to America, Europe, Australia, South America, Africa, etc.