1.Cable connector for electronic 2.CNC Machining Part,turning parts 3. ... 3) Measuring & testing equipment: Projecting profile, roughness tester, hardness tester, concentricity tester etc 4) Surface treatment: Polishing, zinc plating, nickel ... : auto&motocycle, mining machinery, building industry, electrical and electronic products, industrial machinery and equipments, transportation, and etc. ...