... for 1*3w process: After extrusion,we used CNC process,and surface treatment to process the surface. Production Detailed ... blasting, Anodized, Powder coated, Chromating, Passivating, Electrophoretic coated and etc.Color: All are available.Size:According to customer’ ... ,cutting,stamping,cross-cutting, CNC machining,bonding,Sand blasting,buffering,anodizing,painting and assembling with the total quality ...