... : We own Stamping machines, Hydraulic press machines, Auto-Turning machines, CNC-Turning machines, Milling machines, Precision wire cutting machines, more than 160 ... brass, copper, alloy steel, aluminum, cold rolled steel with various plating;3) Surface treatment: kinds of plating ( ... / specification: OEM service as per customers' requests, with in-house tooling design & fabricating;5) RoHS compliance ...