1. certification:ISO 2. processing: stamping, punching, bending 3. ... rolled, strip steel), stainless steel, aluminum, brass ,etc2. Processing:Stamping, punching, bending, welding, threading, grinding, milling, ... Paints and primers, blacking, etc5. Industry: these parts are used in Automotive, Electrical, Building, Furniture, Machine ... .8. Certificate: ISO9001:2008. high quality metal stamping parts