Sheet metal fabrication. 1.Material:aluminium. 2.Process:CNC punching,bending,riveting. 3.OEM,ROHS ... etc.3) Finish:plating(Zinc,Nikel,Chrome,Tin,Ag),painting,powder coating,anodizing,welding or as request.4) We engage in ... ,welding machine,etc. 6) Strict quality control system, including the raw material inspection, in-process inspection in every process and final inspection ...