Is there an epidemic in Songgang, Shenzhen?

Songgang Street, belonging to Baoan District, Shenzhen City, Guangdong Province, is located in the northwest of Baoan District. Relevant data show that as of September 7, 2022, there were 8 locally confirmed cases/kloc-0 in Shenzhen, and 7 asymptomatic infected cases. However, there are no risk areas and new cases in Songgang Street, so there is no epidemic. Local residents need to have four nucleic acid tests within seven days before they can go out.