... 2013 OEM or ODM in dongguan and shenzhen top quality sheet metal fabrication PartsWe are the factory specializing ... alloy with various sheet3) Surface treatment: kinds of plating(Zinc,Chrome,Tin...),Powder,Heat treatment,phosphating;4) Standard ... MaterialAluminum, copper, brass, stainless steel, steel, iron, alloy, zinc , carbon steel, rubber and plastic .etcFinishPolishing; Anodize; SandingPowder ...