... welding parts according to customers' requirements. iron,steel,copper,stainless steel,aluminium,etc.2.Supply many kinds of welding parts ... design for new part for sepcial requirement of customers. 4.Material:welding iron,steel,copper,stainless steel,aluminium,etc5.Equipment, puncing ... edges 7.CNC machining Parts, CNC machined parts, mechanical parts ,high precision metal parts are produced according to ...