People line up to take nucleic acid tests in Shijingshan District, Beijing, capital of China, May 3, 2022. Beijing's 12 districts have started three rounds of nucleic acid screening from Tuesday till Thursday on a daily basis in succession to curb the COVID-19 resurgence. (Xinhua/Zhang Chenlin)
A medical worker takes a swab sample from a resident for a nucleic acid test in Shijingshan District, Beijing, capital of China, May 3, 2022. Beijing's 12 districts have started three rounds of nucleic acid screening from Tuesday till Thursday on a daily basis in succession to curb the COVID-19 resurgence. (Xinhua/Zhang Chenlin)
A medical worker takes a swab sample from a resident for a nucleic acid test in Shijingshan District, Beijing, capital of China, May 3, 2022. Beijing's 12 districts have started three rounds of nucleic acid screening from Tuesday till Thursday on a daily basis in succession to curb the COVID-19 resurgence. (Xinhua/Zhang Chenlin)
People line up to take nucleic acid tests in Shijingshan District, Beijing, capital of China, May 3, 2022. Beijing's 12 districts have started three rounds of nucleic acid screening from Tuesday till Thursday on a daily basis in succession to curb the COVID-19 resurgence. (Xinhua/Zhang Chenlin)
