... & best services 3 various materials and surface treatments Item Nopinion gears Materialsiron,aluminum,steel,copper,plastic,carbon ... ,PVD/CVD coating,galvanized,electroplating,spraying, painting and so onProcessing EquipmentsCNC machining center,CNC lathe,grinding ... measuring machine,projection machine,roughness tester,hardness tester and so onBusiness ScopeCNC center machining,drilling,turning, ...