Treatment method of car threshold falling off: slight scratch, scratch on the top layer of car paint, then wax it to repair. If you hurt the top coat, please touch it up. If the body primer is damaged or even deformed, it is necessary to grind off the corresponding parts of the car paint, then repair the sheet metal, and finally repaint each layer of paint.

English name of paint: paint or coating. Paint is a kind of chemical mixture coating, which can firmly cover the surface of objects and play a special role in protection, decoration, marking and so on.