When the 20 19 epidemic broke out, what was the most serious risk control in Hefei?

Yaohai district. In 20 19, the epidemic situation broke out, and Yaohai district in Hefei was the most serious, and Yaohai district was a middle-risk area with the largest number of epidemics. Medium-risk areas refer to areas where cases and asymptomatic infected people stay and flow within a certain period of time, and there may be risks of epidemic spread, such as workplaces and activity places. According to the results of traffic investigation and judgment, determine the scope of risk areas.