People in Ningbo epidemic area can change their registration.

Does the subject want to ask, "Can residents living in Ningbo epidemic take the place of signing in?" ? Of course. Ningbo epidemic situation is an app with location code function launched by Nanjing, which has the function of replacing sign-in, so there is. Instead of signing in, it means that someone has no time to sign in and let others sign in instead of people who have no time.