... fabrication,machining,welding and assembly.4.With different finish treatment:anodizing,power-coating,Zinc-plated,Chrome coated.5.Packing according to ... , Assembling,etc.Surface treatment:Powder coating,Hot galvanized,Painting,Polishing,Brushing,Cataphoresis,Chrome/Zinc/Nickel plating, Anodize,Electronic polish,silk-screen ...