For the metal skirt, the rusty part can be repaired by cutting and welding. Cut off the skirt of the rusty part with a grinder, and then cut a piece of iron sheet of similar size and weld it. Use a grinder to smooth the solder joints and then fill them with paint.
The repair of automobile skirt is introduced as follows:
The sagging of the skirt is also easy to deal with. If it is made of plastic, you can try pouring some hot water yourself to swell it up, or use some special drawing tools to pull it out. However, the concave edge of the metal skirt can be pulled out by pulling mesons, and if it cannot be pulled out, new corner materials can be cut off in welding.
The skirt of a car is easy to be damaged by friction when driving, especially for models with low chassis. Automobile skirts are made of aluminum plate or plastic, which is also convenient for maintenance. As long as it is not particularly rotten, such as dents, paint drops, scratches and rust, it can be repaired in the original factory without replacement.