... will source all materials, hardware and paints from our list of approved suppliers.We are proud to supply sheet metal parts ... , cold rolled steel with various plating; 3) Surface treatment: kinds of plating (Zinc, Nikel, Chrome, Tin, Ag); Painting, Powder, ... , truck seat, hydraulic press, car seat steel construction, moon roof steel construction, stamping for sheet stainless steel, we are confident ...