What is the method of repairing scratches on automotive plastic parts?

The methods to repair scratches on automotive plastic parts are:

1. If it is a slight scratch, you can apply toothpaste to these slight scratches and wipe it;

2. You can use a paint pen, the paint pen is for the place where the scar is not large, the owner needs to choose a good color, some paint pen and paint surface still have a large color difference, the attachment time is not long, after a period of time will fall off, uneven application will also affect the appearance;

3. If the scratch has been damaged by the base paint, you can use colored putty, sandpaper on the scar, do not expand the scar surface casually, it is important to remove the dirt, the putty should be carefully smeared, so that it completely enters the inside, and then apply the mixture and wax.