... uses2) available surface finish: fine polish,chrome,zinc plating,pvd/cvd plating coating3) available process: CAD, expert ... plastic injection,metal processing,surface plating QC testing DimensionAccording to customer's drawing. ... Finishannealing, natural anodization, heat treatment, polishing, nickel plating, chrome plating, yellow passivation, gold passivation, galvanizing, satin, etc ...