While the world now praises the Chinese government's response (they shouldn't) to the Wuhan Corona Virus outbreak, please remember why it spread at first. Also, I doubt if the situation is actually controlled in China. Have we ever known how China counted the patients? In more than one case, the new infections in a city exceeds that of its province.
https://twitter.com/paulg/status/1237852245359644675?s=20