1. After the trademark is torn off, the sticky layer on it can be removed with nail polish remover. Pour the nail polish remover on it, let it stand for a while and wipe it back and forth with cadres. In addition, the hair dryer can be powered on, blown against the offset printing for a while, and then wiped with cloth.

2. If you have essential balm at home, you can also remove offset printing by pouring it on offset printing, standing for a while and wiping it with a cloth.