Longquan needs nucleic acid to take the subway back to bedding. By June 27, 2022, the requirement in this respect is to carry out three full-time nucleic acid tests in Damian Street within three days. Please pay close attention to the time of nucleic acid detection in the street. According to the notice of your community, go to the designated place for nucleic acid detection at different times, wear a mask and keep the distance of 1 meter.