The declaration of healthy families refers to informing the higher authorities of the recent travel situation and health status of individuals and families by measuring their body temperature every day, scanning health codes and filling out declaration forms.
Legal basis: Article 9 of the Law of People's Republic of China (PRC) on the Prevention and Control of Infectious Diseases The state supports and encourages units and individuals to participate in the prevention and control of infectious diseases. People's governments at all levels should improve the relevant systems to facilitate units and individuals to participate in publicity and education, epidemic report, voluntary service and donation activities for the prevention and treatment of infectious diseases. Residents' committees and villagers' committees shall organize residents and villagers to participate in the prevention and control of infectious diseases in communities and rural areas. It is a major data support for winning the epidemic prevention and control war.