The reasons why the bathroom in Ding Lin is closed forever are as follows:

1. Because of the epidemic, the toilet is too wet. In order to prevent the spread of the epidemic, the bathroom in Ding Lin was permanently closed.

2. Because the income of Ding Lin Bathroom is not good, it can't make ends meet, so it has to close.

These are some reasons why the bathroom in Ding Lin is closed forever, for reference only.