China Naming Network - Almanac query - What do you mean by Pingyang anti-overflow zone?

What do you mean by Pingyang anti-overflow zone?

Refers to a large number of people coming out of Pingyang sealed control area and control area. According to the relevant data, the prevention area refers to the area that may be infected with the epidemic except the closed control area. It is necessary to strictly implement epidemic prevention measures, strengthen social control, and strictly limit the scale of personnel gathering in prevention areas.