not now. According to the official website, the people who came to Xixian New Area and returned to the area (with red code) implemented the measures of 14-day centralized isolation and 4 times (the 1 th, 3 rd, 7 th and 13 rd days) of nucleic acid detection (the 14-day isolation time is calculated from the time of leaving the corresponding area, and the expenses are self-care). If yes, it is enough to provide a nucleic acid report within 24 hours. For specific information, please pay attention to the official website and get first-hand authoritative information.