Founded in 1995, Qingdao Sino Witop Steel Group is a leading integrated company of manufacturing and trading in China. We mainly produce galvanized steel coil, galvalume steel coil, PPGI steel coil,cold rolled steel, galvanized steel, galvalume steel, pre-painted/color coated steel, tinplate and steel materials production. And we arrange further-processing for these products, e.g. corrugated steel sheets, pre-painted roofing sheet, slitting coils to strips and so on. Our annual production capability can reach more than 600000 tons.