A medical worker takes a swab sample from a resident for a nucleic acid test in Haidian District, Beijing, capital of China, May 3, 2022.Photo:Xinhua
People line up to take nucleic acid tests in Haidian District, Beijing, capital of China, May 3, 2022.Photo:Xinhua
People line up to take nucleic acid tests in Haidian District, Beijing, capital of China, May 3, 2022.Photo:Xinhua