Residents line up waiting to take nucleic acid tests in the Binhai New Area in north China's Tianjin Municipality, Nov. 21, 2020. Authorities started conducting nucleic acid tests for all residents in the Binhai New Area on Saturday morning, which will take two to three days. (Xinhua/Zhao Zishuo)
Tianjin reports 5 new domestically transmitted COVID-19 cases
Source: Xinhua| 2020-11-21 11:28:20|Editor: huaxia