... set carton with PP bag 3.feature high technical capablity OEM Control Panel ,passed ISO9001:2000/4000 with 5-year experience ... materialcarbon steel, stainless steel, aluminum, zinc, brass, etcProcessinglaser cutting, CNC punching, CNC bending, welding, stamping, etcSurface treatmentpainting, hot galvanized, powder coating, polishing ...