Shanghai Donghai stainless steel factory offers OEM service for world wide. We have OEM experience for more than 8 years. WE DO: Sheet metal (plasma cut, laser cut,etc ) Deep drawing (500 ton hydraulic machine, lathe,planer,miller,etc) Welding (butt welding, spot welding, Argon Arc welding, Automatic welding and etc.) Surface finishing (pickling, electro polish, mirror polish, Brushing,etc)