Shanxian County has not been closed. Only the epidemic management has been strengthened. According to the Shandong Shanxian Epidemic Prevention and Control Center’s announcement from 0:00 to 24:00 on August 19, 2022, a positive patient appeared in the single county, requiring nucleic acid testing of all employees in the single county. Currently, as of August 22, 2022, all employees in a single county have tested negative for nucleic acid.