... 3.OEM,ODM both acceptable 4.ISO9001 certificate CNC sheet metal Materials stainless steel,al.,al. alloy ,low carbon ... steel Process stamping,punching,pressing,machining,welding,bending & metal fabrication,etc Surface finish Polishing, zinc/chromate plating Overall ... advantage We're specialized in manufacturing different kinds of sheet metal stamping parts in compliance with customer's design for ...