2. Fever, sore throat, cough, runny nose, muscle aches, fatigue and other suspected novel coronavirus infection symptoms occurred during the period.

3. When a cluster epidemic occurs in the community or school where you live, work or study.

4. When visiting a medical institution, escort, accompany or visit.

5. When the floating population enters places where the vulnerable groups are concentrated, such as pension institutions and social welfare institutions.

6. During the working period of medical, catering, cleaning, security and other public service personnel in key institutions such as pension institutions, social welfare institutions, child care institutions, schools and off-campus training institutions.

File basis:

April 2023 12 the State Council Epidemic Prevention and Control Team's Joint Prevention and Control Mechanism "Guidelines for Preventing novel coronavirus Infection and Wearing Masks (April 2023 Edition)" (Joint Prevention and Control Mechanism [2023] No.2).