1 example. According to the latest report of Health and Wellness Committee of Xinjiang Uygur Autonomous Region, from 0: 00 to 24: 00 on August 24th, there were no new confirmed cases in COVID-19 of Xinjiang Uygur Autonomous Region (including Xinjiang Production and Construction Corps), and asymptomatic infected persons 1 person were newly added in Kashgar. By 24: 00 on August 24th, there were 0 confirmed cases in Xinjiang (including Corps) and asymptomatic infection cases 1 case (Kashi area). All its close contacts have received isolated medical observation and nucleic acid detection.