Stay cable is fabricated by high strength galvanized wire twisted with a light degree, extruding High Density Polythene outer of the wire bundle and fixed sockets to both ends of cable body. It could be widely used on cable stayed bridge, tie for arch bridge, hangers, suspenders for suspension bridge and special structure. SPCC developed the Cable with Helical Fillets and anti-corrosion cable and these cables have been successfully used on large span cable stayed bridge in both domestic and overseas market.