1.material: Q235 steel 2. process: stamp and weld 3. surface:enamel 4. ISO certified 5. OEM is available Specialized in all kinds of material fabrication, carbon steel, stainless steel, aluminum, brass and so on.Manufacturing process is punching, deep drawing, laser cutting, wire cutting, CNC machining, bending, welding and assembling.Surface treatment includes polishing, zinc plating, powder ...