From 0:00 to 24:00 on February 21, 18 local confirmed cases were added in Hohhot, Inner Mongolia. At present, the epidemic is still in the rising stage and has affected 7 counties and districts; There are 10 newly confirmed cases in Suzhou, Jiangsu Province, and the risk of epidemic spread still exists; Five confirmed cases and one asymptomatic infection were added in Chengdu, Sichuan Province. From 22 hours in February 21st to 12 hours in February 22nd, 10 new cases of COVID-19 nucleic acid positive infection were detected in Wuhan, Hubei Province, and spillover to other provinces and cities.