If Wenchang Tower is touched by others, you can take the following steps:

1. First, wipe the surface of Wenchang Tower with a clean towel to ensure that there is no dirt and dust.

2. Secondly, check whether Wenchang Tower is damaged or defective, and repair it in time if necessary.

Finally, the Wenchang Tower can be wiped with a clean towel to ensure that its surface is clean and tidy.

In a word, Wenchang Tower has been touched by others and needs to be treated in time to ensure its clean and tidy surface. At the same time, check whether there is any damage or defect and repair it accordingly.