... 4.)process/treatment:cutting ,stamping,perforating, bending, welding,plating,powder coating,assembling,5.)machine:CNC lathes,machining centers,pressing machines ... ,drilling machines,grinding mechines, injection moulding machine,ect.6.)surface treatment:powder coated,zinc,chrome,finished ... garantee of ISO9001.............................. stainless steel stamping part,punching parts