Generally, car paint will damage the primer and need to be repainted. If it's just a scratch, polishing can get rid of it. If it is a scratch, it depends on whether the scratched part is sunken or deformed. If it is deformed, it needs plastic surgery. The cost of touch-up paint is generally the whole paint of 4S shop. Such as a lid, a door and so on. The cost of brushing a face is generally 300~500, and the regional charging standards will be different.