... site installation etc. 1.CNC punching, bending, welding, cutting,welding rivets 2.Design mould for custom 3.Width: ... alloy SPCC SGCC SGLCC etc.Machining processesMetal fabrication, machining, welding, forming, shaping, punching, drilling, milling, grinding, ... rolling, stamping, deep drawing, bending, welding, etcSurface treatmentPolishing, zinc plating, powder coating, e-coating, ...