... by cold rolled steel with zinc plating. This part involves the processes of cutting, punching, bending and ... the processes of stamping, laser cutting, CNC punching, bending, welding, assembling and machining.As a professional sheet metal fabrication factory, ... shears, CNC hydraulic press brakes, Punch press, DN spot welder, NBC CO2 tap semi-automatic Gas shielding welderk, Lathe, Milling machine ...