You mean like Hong Kong? I guess you will need to be more precise Cab:
"In Hong Kong, which has sharply reduced new infections over the last two months,
residents have adopted near universal mask use on their own. The move was in defiance of a government that banned face coverings last year amid protests over Chinese rule, and initially denied that masks were needed to quash the coronavirus."
I generally hate the LA Times for their opinews, but this is actual journalism for once.
https://www.latimes.com/world-nation/story/2020-06-17/social-distancing-remains-as-asia-eases-covid-19-lockdowns