We are invested by 5 fastener manufacturing factories, and also are supported by many qualified long-term cooperating factories. All our plants are certified by ISO9001 quality assurance system. As a fastener union, we supply most of products. Bolt, nut, washer, small screw, stud, expansion anchor, rivet etc. are avialbe in the standards DIN, ANSI/ASME, IFI, BS, ISO, AS, JIS. Our fastener size range are from 4# to M100 ( 4# to 4"), grade in ISO 4.8, 5.6, 8.8&10.9 (SAE 2, 5&8), and the surface treatment can be Plain, Black, Zinc, *****, Dacromat, Chromate, Mechnical Galvanizing or your specific ones. To meet customer's various requirements and grow up together with our client, we are enlarging our product range. We offer not only fasteners, but plastic products and metal prodcuts now. Our company is credible partner that assure mutually profitable cooperation. We are your best source for all your fasteners needs. Welcome your inquiry and suggestion!