The purpose of repairing the fender is to ensure the safe driving and service life of the vehicle, improve the use value of the vehicle and maintain the good appearance and performance of the vehicle. Repairing the fender usually refers to repairing or replacing the fender on the car body. Its main purpose is to restore the appearance and body strength of the vehicle, thus ensuring safe driving and increasing the service life of the vehicle. Specifically, the fender usually refers to the side panel of the car body, the inner guard plate of the front and rear wheel arches, the chassis and other parts. These parts are often easily affected by collision, corrosion and other factors, resulting in deformation, cracking, scratches and other damage. Through the repair of the fender, through professional technical means, the fender is restored to the original flat state, and the strength of the car body reaches the specified requirements through adjustment, disassembly and replacement. In a word, the main purpose of fender repair is to ensure the safe driving and service life of the vehicle, improve the use value of the vehicle and maintain the good appearance and performance of the vehicle.