Aerial photo taken on Nov. 21, 2020 shows residents waiting to take nucleic acid tests in the Binhai New Area in Tianjin, north China. (Photo by Zhao Zishuo/Xinhua)
Xinhua pictures of the year 2020: China's fight against COVID-19
Source: Xinhua| 2021-01-06 14:49:22|Editor: huaxia
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