... spare parts are widely sourced for the production of electrical appliances, kitchenware series, automobiles, industrial machinery, ... , SECC, SPTE, tinplate), aluminum alloy, red copper, brass, bronze alloy, etc. 6. Surface treatment: professional stainless ... CAD, CAXA, UG, CAD / CAM / CAE8. Application: electrical appliances, kitchen, construction, automobiles, industrial machinery, water treatment ...