After the car is sunken, you need to go to a professional body panel repair agency to suck it out with professional tools, but the owner can't suck it out himself. Automobile dent repair is to repair the dent part of automobile paint to its original state. Generally speaking, in the repair of automobile dents, both acute and obtuse dents can reach the original state. The main reason is that the depression without paint can be repaired as before, the hail pit can be repaired perfectly, and the corners and AB columns are not easy to repair. Sheet metal repair is to repair the deformed part of automobile metal shell. For example, if the car body shell is knocked out of a pit, it can be restored to its original state by sheet metal, and then the deformed car metal surface can be restored to the same brightness as other intact places by spraying special paint.