From 0:00 to 24:00 on September 15, 161 new confirmed cases were reported in 31 provinces (autonomous regions, municipalities directly under the Central Government) and Xinjiang Production and Construction Corps. Among them, 59 cases were imported from abroad (12 cases in Shanghai, 12 cases in Fujian, 10 cases in Heilongjiang, 10 cases in Guangdong, 3 cases in Beijing, 3 cases in Sichuan, 3 cases in Xinjiang, 2 cases in Tianjin, 1 case in Inner Mongolia, 1 case in Liaoning, 1 case in Shandong, and 1 case in Yunnan), including 3 cases from asymptomatic infections to confirmed cases (1 case in Tianjin, 1 case in Guangdong, and 1 case in Sichuan); 102 local cases (43 in Sichuan, 10 in Guizhou, 10 in Tibet, 9 in Tianjin, 5 in Guangdong, 4 in Guangxi, 4 in Shaanxi, 3 in Inner Mongolia, 3 in Fujian, 3 in Chongqing, 2 in Beijing, 2 in Hunan, 1 in Jiangxi, 1 in Shandong, 1 in Yunnan, and 1 in Xinjiang), including 20 cases from asymptomatic infections to confirmed cases (18 in Sichuan, 1 in Shaanxi, and 1 in Xinjiang). There were no new deaths. There are no new suspected cases. 799 new discharged cases were cured that day, including 44 imported cases from abroad and 755 local cases (340 cases in Hainan, 219 cases in Sichuan, 84 cases in Tibet, 49 cases in Guangdong, 11 cases in Liaoning, 10 cases in Inner Mongolia, 5 cases in Shandong, 5 cases in Qinghai, 4 cases in Shaanxi, 4 cases in Xinjiang, 3 cases in Beijing, 3 cases in Zhejiang, 3 cases in Hunan, 2 cases in Tianjin, 2 cases in Hebei, 2 cases in Jilin, 2 cases in Heilongjiang, 2 cases in Henan, 2 cases in Guizhou, 1 case in Shanxi, 1 case in Guangxi, 1 case in Yunnan), 31362 close contacts were released from medical observation, and 1 case of severe cases was increased compared with the previous day. 565 confirmed cases (no severe cases) were imported from abroad, and no suspected cases were found. There were 23269 confirmed cases, 22704 discharged cases and no death cases. As of 24:00 on September 15, according to the report of 31 provinces (autonomous regions and municipalities directly under the Central Government) and Xinjiang Production and Construction Corps, there are 4246 confirmed cases (including 35 severe cases), 238413 discharged cases have been cured, 5226 deaths have been reported, 247885 confirmed cases have been reported, and there are no existing suspected cases. Totally 5787574 close contacts were traced, and 218878 close contacts were still under medical observation. The 31 provinces (autonomous regions, municipalities directly under the Central Government) and the Xinjiang Production and Construction Corps reported 825 new cases of asymptomatic infections, including 79 cases imported from abroad, 746 cases were local (260 in Guizhou, 132 in Sichuan, 108 in Tibet, 51 in Guangxi, 38 in Jiangxi, 30 in Hubei, 27 in Tianjin, 23 in Gansu, 23 in Xinjiang, 20 in Shandong, 8 in Heilongjiang, 5 in Hebei, 4 in Inner Mongolia, 4 in Yunnan, 3 in Shanghai, 2 in Henan, 1 in Liaoning, 1 in Jiangsu, 1 in Anhui, 1 in Guangdong, 1 in Hainan, 1 in Chongqing, 1 in Shaanxi, and 1 in Qinghai). There were 2262 asymptomatic infections released from medical observation on that day, including 59 cases imported from abroad, 2203 cases from local areas (916 in Tibet, 517 in Hainan, 168 in Heilongjiang, 103 in Sichuan, 69 in Liaoning, 64 in Qinghai, 49 in Gansu, 47 in Guizhou, and 41 in Henan),