Is there any proof of self-management of family health?

Yes, it's called family health monitoring certificate.

Family health monitoring refers to the necessary work and life travel under the premise of taking the initiative to do personal protection.

Nucleic acid detection is performed every 7 days. In the period of 14 days of home health monitoring, the people in the counties (districts) where the middle risk areas are located were tested for nucleic acids on 1 and 14 days.