... 's drawing.2.The part through the process of CNC punching,bending,welding and polishing.3.Various type of ... ;5.OEM manufacturer. Our forming processes consist of deep drawing, cutting, perforating, spinning, press brake forming, roll forming, punching, blanking, ... our manufacturing activities and are not for sale. Hangzhou cnc laser cutting/argon-arc welding/bending high precision hardware argon-arc ...