1. Surface treatment: PE coating 2. Material: iron or stainless steel 3. Certificate: ISO/TS1694 1. Materials: Spcc, and stainless steel2. Complete process from model design ,cutting, bending, welding, and precise manufacture3. Surface treatment via different modes including electroplating, electrophoretic painting, powder coating etc.4. Guard fan mainly and other kinds of racks for, air- ...