There were 28 new cases in Shenzhen, including 23 confirmed cases in COVID-19 and 5 asymptomatic infected cases in COVID-19. Isolated observation showed that 20 cases were found in close contacts, 7 cases in key areas and 1 case in key populations. Covering Luohu District: Guiyuan Street: Jingji Du Jing Hotel, Boca Hygiene Dry Cleaning Center, and Li Antang Street: Kungfu (Li Antang Store), citizens are requested to continue to perform their personal prevention and control responsibilities, take protective measures such as wearing masks, washing hands frequently, ventilating frequently, disinfecting frequently and keeping social distance, and actively cooperate with the implementation of various epidemic prevention and control measures.