... ) Finish: zinc plated, powder coating 4) PDCA control. Metal stamping(ISO9001:2000 aproved)1. Material: all kinds of metal material2. Finish: all ... kinds of surface treatment, like galvanized, chrome, power coating etc.3 PDCA management.4. Have cooperated with big auto manufactures ... are applied in design.Welcome to your inquiry! Metal stamping(ISO9001:2000 aproved)