1,CNC machining 2,High precision in machining cpu heat sink lamp ... extruding,Precise cutting,Straight rectification,Bending,Drilling,Tapping,Stamping,Pulling,CNC mill, CNC lathe,3,Surface treatments: mill finished,oxidation,powder coating ... China national standard GB/T6892-2006 and Europe standard EN12020-1,2(2001) and American standard AAMA611-98.5,OEM offered ...