We are Shengjiao Industry Co., Ltd. based in shanghai , China. We are member of Tradekey.com since December, 2006. Our business is related to Minerals & Metallurgy industry and we specifically deal in fastener (bolt, nut, screw, washer, pin, nail, socket, Rivet). Please find our product details below:Sell fastener (bolt, nut, screw, washer, pin, nail, socket, Rivet)Our Corporation manufactures standard and non-standard piece fastener (bolt, nut, screw, washer, pin, nail, socket, Rivet) based on GB/T, ISO, DIN, BS, ASTM /ANSI / ASME, JIS B with advanced steels through advanced electro induction heating stamp technique. We provide several piece surface coat treatment, including phosphation, electro galvanizing, zinc hot dipping and dacrometr. Equipped with own testing centre and all kinds of testing instruments, we can afford you all testing demand. Our high strength bolt and nut are extensively applied to fields such as steel structure workshop, high building, stadium, power station, highways, bridge, railway, underground, tunnel, airport, nuclear power plant, mine and mechanism.Our products sale net covet all across the country and even international market as Europe, north America, South-east Asia, receiving much recognition and trust. To strive to be excellence is our goal. We are willing to service you and satisfy you with our fine quality products and servings.Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.