aluminum extrusion we design and fabricate complex precision tooling ... Our features: 1) Equipment: We own Stamping machines, Hydraulic press machines, Auto-Turning machines, CNC-Turning machines, Milling machines, ... steel, stainless steel, brass, copper, alloy steel, aluminum, cold rolled steel with various plating; 3) Surface treatment: kinds of ... to prosper in the coming future. aluminum extrusion