1, the health management measures of "3+ 1 1" are strictly implemented in high-risk areas, that is, 3 days of family health monitoring+1/day of follow-up health monitoring. The first three days refer to the third day after returning to Yancheng. Health monitoring is installed at home, and people are not allowed to go out.

2. The last 1 1 day refers to 1 1 day after the return of the people who returned to Yancheng. During the follow-up health monitoring, they must wear masks regularly.