Why is Area C of Chen Guang Home vacant?

There may be the following reasons for the vacancy of Area C of Chen Guangjiayuan:

1. The building environment was seriously damaged and failed to pass the acceptance, which may be the main reason for its vacancy.

2. There are serious building problems, which may bring great danger to the residents, so it is also vacant.

The above are just some reasons for reference only, and the specific reasons may be more complicated.