1. Design: according to customer requirements for the design dimensions. 2. Open the material: cold rolled plate with shears to cut the size needed. 3. Stamping: Angular edges and handles bit rushed and so on. 4. Folding: folding machine with a fold out inner and outer folding edges. 5. Spot Welding: Spot reinforcement. Sub-office welding welding and processing. 6. pickling and phosphating: mainly to oil and rust. 7. Spray: semi-finished products into the electrical box electrostatic spray 8. Assemble: assemble doors and keys, etc. 9. Finished: Finished Packaging Contact: May a new phone: 15722023064 QQ: 2984226919 Location: Tianjin