All we do is always involved with our tenet " Consumer initial, Trust first, devoting within the food stuff packaging and environmental defense for Ss 316 Hex Bolt, Hex Flange Bolt , Galvanized Carriage Bolts , Stainless Steel Countersunk Head Self Drilling Screw ,Socket Head Cap Bolt . Our Lab now is "National Lab of diesel engine turbo technology " , and we own a professional R&D team and complete testing facility. The product will supply to all over the world, such as Europe, America, Australia,Bangkok , Hongkong ,Turkey , Orlando .Our products are widely recognized and trusted by users and can meet continuously changing of economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!