... before shipment3. Prompt delivery4. Customer-orientated design5. Perfect Surface, smoothness, without burrs and impurites6. Material:SPCC, SGCC ... PRO/E, Auto CAD, Solid Works and CAM/CAE.8.Surface treatment: Zinc/Nickel/Chrome Plating, Galvanization, Powder Coating ... copper, carbon steel (according to customer's requirement)Surface treatmentHot galvanized, polishing, chrome/zinc/nickel plating, powder ...