Summary: Drawing Sheet Metal Processing Surface Spraying Assembly Forming 1 The sheet metal processing factory designs product drawings based on the requirements of the box or according to the drawings provided by the customer. 2. The sheet metal processing workshop performs cutting (laser cutting, CNC punching, cutting, etc.) according to the drawings; CNC bending -> Stamping -> Machining -> Welding/Forming -> Polishing -> Semi finished product 3 Spray painting processing and assembly workshop: Spray painting pre-treatment (water washing, phosphating, etc.) based on the previous semi-finished product; Online powder coating or spray painting -> Curing -> Assembly -> finished product

Sheet metal processing process flowchart