Beijing announced on Friday that the city is organizing nucleic acid testing for over two million residents in the city's Dongcheng and Xicheng districts from Friday to Saturday. People were seen lining up in an orderly manner at test locations and staff regularly disinfected crowded places to ensure the safety of nucleic acid testing. Beijing reported three new confirmed cases and one asymptomatic carrier on Thursday, with two imported silent carriers. Photos: Li Hao/GT