Hygienic monitoring in Liaoyuan city for several days.

7- 14 days.

Scope and duration of health monitoring personnel:

(1) It usually takes 7 days for health monitoring to release the close contact and sub-close contact of centralized medical observation.

(2) Entry personnel who have been released from centralized isolation generally need to receive 7 days of health supervision.

(3) People at high risk of epidemic situation in this city who have been released from home isolation observation 14 days generally need to be monitored for 7 days.

(4) According to the epidemic risk analysis, it is necessary to carry out 14-day health monitoring for those who have stayed in Beijing (except for high-risk areas) in counties or prefecture-level cities (counties, cities and districts of municipalities directly under the central government and sub-provincial cities) where there are local COVID-19-infected people 1 4 days.