2. Body membrane

3. Modification of electronic products

4, sheet metal foundation

5. Disassembly and assembly of glass, disassembly and adjustment of body parts, and measurement of body deformation.

6. Spray foundation

7, sheet metal pretreatment and covering

8. Application and polishing of putty

9. Understanding of intermediate primer and topcoat 10, topcoat coating, water-based paint spraying technology and paint treatment.