Automotive sheet metal (metal plate) is a technical means of car repair, which means that the car body should be repaired after collision, that is, all the work except painting the car body for anticorrosion and decoration. Such as body damage analysis, body measurement, body sheet metal shaping, stretching correction, stress relief welding, body accessories assembly adjustment, etc.

Simply put, if a vehicle has an accident or a sheet metal part fails, it needs sheet metal repair and painting, and the appearance and structure of the vehicle should be restored to the factory requirements.

To put it bluntly, if the appearance of the car body is damaged and deformed, the sheet metal process is needed.

Automobile painting is a means of automobile beauty, which refers to coating a layer of paint on the surface of the automobile to protect the automobile.

Automobile primer is also called antirust primer, that is, primer, which is usually coated directly on the surface of objects or putty. Its function is to prevent the oxidation corrosion of metal surface and enhance the adhesion between metal surface and putty or between intermediate coating and topcoat.

So in a word, if your car body is damaged or deformed, you need a automotive sheet metal. If you simply want to enhance the wear resistance and corrosion resistance of the car, you can choose painting.