Why does CDC recruit a large number of people?

The reasons for enrollment expansion are as follows:

In order to meet the challenge of epidemic normalization, we will continue to improve the "three publics and one university" joint flow regulation mechanism, adjust and supplement the flow regulation personnel, speed up the formation of 300 flow regulation teams in three echelons of 1500 people, register and make regular preparations to improve the traceability of flow regulation.

China Center for Disease Control and Prevention was established on June 23rd, 2002. It is a public welfare organization headed by the National Health and Wellness Committee of People's Republic of China (PRC), which implements national disease control and public health technical management and services.