Stamping part 1.material including iron,steel, stainless steel,copper,aluminumetc 2.accurate in reading ... metal props. Materialcarbon steel,galvanized steel sheet,iron,stainless steel,galvanized iron,copper, brass,aluminum,alloy steel,tinplate and other ... components industry, home appliance indusry, air condition industry, automotive industry, machine assembling industry Through ISO9001:2000 ,ISO14001 ...