Legal analysis: medium-risk and high-risk areas. Low-risk area refers to the administrative area without confirmed cases or newly confirmed cases for 14 days. Medium-risk area refers to newly confirmed cases within 14 days within the administrative area, with no more than 50 confirmed cases; Or the cumulative number of confirmed cases is more than 50, and no cluster epidemic has occurred within 14 days. High-wind districts and counties refer to more than 50 confirmed cases within their administrative areas, and a cluster epidemic occurred within 14 days.

Legal basis: People's Republic of China (PRC) Basic Medical Care and Health Promotion Law.

Article 2 This Law applies to medical treatment, health promotion and supervision and management activities.

Article 3 Medical and health undertakings shall adhere to the people-oriented principle and serve people's health. Medical and health undertakings should adhere to the principle of public welfare.

Article 4 The state and society respect and protect citizens' right to health. The state implements the strategy of healthy China, popularizes healthy life, optimizes health services, improves health protection, builds a healthy environment, develops health industries, and improves the health level of citizens throughout their life cycle. The state establishes a health education system to protect citizens' right to health education and improve citizens' health literacy.

Article 5 Citizens have the right to obtain basic medical and health services provided by the state and society according to law. The state establishes a basic medical and health system, establishes and improves a medical and health service system, and guarantees and realizes citizens' right to obtain basic medical and health services.

Article 6 People's governments at all levels should give priority to people's health, integrate health concepts into all policies, adhere to prevention first, improve the health promotion system, organize the implementation of health promotion plans and actions, promote national fitness, establish a health impact assessment system, and incorporate the improvement of citizens' main health indicators into the government target responsibility assessment.