From 0:00 to 24:00 on December 20, 31 provinces (autonomous regions and municipalities directly under the central government) and Xinjiang production and Construction Corps reported 81 new confirmed cases, including 24 imported cases (5 in Shanghai, 5 in Fujian, 4 in Guangdong, 3 in Zhejiang, 3 in Guangxi, 1 in Beijing, 1 in Tianjin, 1 in Sichuan and 1 in Shaanxi), including 1 case from asymptomatic infection to confirmed case (in Sichuan) and 57 local cases (43 cases in Shaanxi, including 42 cases in Xi'an and 1 case in Xianyang; 8 cases in Zhejiang, all in Shaoxing; 6 cases in Guangdong, all in Dongguan), including 8 cases from asymptomatic infection to confirmed cases (all in Shaanxi). There were no new deaths and no new suspected cases. On the same day, 49 discharged cases were cured, 2206 close contacts were released from medical observation, and the severe cases were the same as the previous day. There are 632 confirmed cases imported from abroad (including 4 severe cases) and 1 suspected case. There are 10712 confirmed cases, 10080 cured cases and no deaths. As of 24:00 on December 20, According to the reports of 31 provinces (autonomous regions and municipalities directly under the central government) and Xinjiang production and Construction Corps, there are 1768 confirmed cases (including 5 severe cases), 94063 cured and discharged cases, 4636 dead cases, 100467 confirmed cases and 1 suspected case. 1389524 close contacts have been tracked and 52463 close contacts are still under medical observation. 31 provinces (autonomous regions and municipalities directly under the central government) and Xinjiang production and Construction Corps reported 19 new asymptomatic infections, including 18 imported from abroad and 1 local (in Heihe City, Heilongjiang); 9 confirmed cases (1 imported from abroad) on the same day; 16 medical observation cases (15 imported from abroad) were cancelled on the same day; 505 asymptomatic infections still under medical observation (465 imported from abroad). A total of 29426 confirmed cases were reported from Hong Kong, Macao and Taiwan. Among them, there were 12533 cases in Hong Kong Special Administrative Region (12184 cases discharged and 213 cases died), 77 cases in Macao Special Administrative Region (77 cases discharged) and 16816 cases in Taiwan (13742 cases discharged and 850 cases died). (outlook new era)