A press conference is held by the Information Office of Qingdao Municipal People's Government in Qingdao, east China's Shandong Province, Dec. 2, 2020. One new asymptomatic case of COVID-19 was found Tuesday in the city of Qingdao, local authorities said Wednesday. The case came after the city reported one asymptomatic carrier on Tuesday. The newly found female carrier surnamed Li is the elder sister of the first case. They live in the same residential compound in the city of Jiaozhou. So far, Qingdao has a total of two asymptomatic cases and has established 594 close contacts. Local health authorities have taken samples from over 1,600 people related to the cases for nucleic acid tests, and all results are negative. (Xinhua/Li Ziheng)

A press conference is held by the Information Office of Qingdao Municipal People's Government in Qingdao, east China's Shandong Province, Dec. 2, 2020. One new asymptomatic case of COVID-19 was found Tuesday in the city of Qingdao, local authorities said Wednesday. The case came after the city reported one asymptomatic carrier on Tuesday. The newly found female carrier surnamed Li is the elder sister of the first case. They live in the same residential compound in the city of Jiaozhou. So far, Qingdao has a total of two asymptomatic cases and has established 594 close contacts. Local health authorities have taken samples from over 1,600 people related to the cases for nucleic acid tests, and all results are negative. (Xinhua/Li Ziheng)

A press conference is held by the Information Office of Qingdao Municipal People's Government in Qingdao, east China's Shandong Province, Dec. 2, 2020. One new asymptomatic case of COVID-19 was found Tuesday in the city of Qingdao, local authorities said Wednesday. The case came after the city reported one asymptomatic carrier on Tuesday. The newly found female carrier surnamed Li is the elder sister of the first case. They live in the same residential compound in the city of Jiaozhou. So far, Qingdao has a total of two asymptomatic cases and has established 594 close contacts. Local health authorities have taken samples from over 1,600 people related to the cases for nucleic acid tests, and all results are negative. (Xinhua/Li Ziheng)