Yushung is a comprehensisve factory specializing in manufacturing copper based alloy fasteners.Producing fasteners of silicon bronze,nickel-silicon bronze,phosphor bronze,aluminium bronze,copper,brass,cupronickel materia,ect.Including screw,bolt,stud,nut,threaded rod,washer,nail,etc.We export most of our products to USA,Europe,Australia,Asian coutries with our strong manufacturing ability.We prurchase all raw materials from ISO certificated factories.Besides making standard parts,we produce big diameter,extra long,special fasteners as well as bronze brackets.ushung has more than 200sets machines including cold heading machine,nut cold forming machine,slotting machine,rolling machine,cutting threads machine of wood screw,lathe,punch,CNC as well as relating machines.Yushung also invests raw materials factories and distributes copper based alloy rods,bars,sheets,plates,wires,etc.We dedicate to meet customers' one-stop purchase.