... Punching,CNC Bending,Tig Welding,Mig welding,Riveting,Grinding,Stamping,Assembing,etc Surface treatment Powder coating,Hot galvanized,Painting ... Tig welding machines;Mig welding machines,Spot welding machines;stamping machines;Rolling machines;Pipe bender;U-shape extrusion ... Turning machines,Milling machines,Grinding machines,Oil hydrulic press Service type OEM ODM file formats Pro/engineer,Solid works ...