1. Material: SPCC 2. Surface treatment: White powder coating 3. Process: Laser cutting & Bending — Riveting & bolts — Welding — Grinding —- Powder coating— Silk screen— Labeling 4. Feature description: (1) Used for power supplying, size is big 800*500*350mm; (2) Good at anti rust, assembled strongly and tightly; (3) Don’t have powder coating bubble, sandy powder coating good at anti rust.