A medical worker collects a throat swab from a construction worker at a construction site in Dongcheng District of Beijing, capital of China, June 17, 2020. From June 15 to 17, a total of 1,042 workers of China Construction Third Engineering Bureau Co., Ltd (Beijing) received nucleic acid tests for COVID-19. (Photo by Ke Yuqian/Xinhua)
Workers receive nucleic acid tests at construction site in Dongcheng District of Beijing
Source: Xinhua| 2020-06-17 22:06:53|Editor: huaxia