... etc.Surface treatmentNickel plating, zinc coating, chrome plating, and oxidation, Polishing, chrome plating, phosphating etcCNC machining Tolerance+/-0 ... new parts be developed according to customers' drawing and samplesSupply chain processPPAPPackageStandard neutral export carton box, wooden ... 3-way valve manifolds 2 way valve manifold water manifold valve manifold solenoid valve manifold plug valves ...