1 and 14 days, or people who have been to key areas (passing through cities in medium and high-risk areas); Personnel in prefecture-level cities where local epidemics occur and in neighboring areas with proliferation risks; Persons who are abnormal within 14 days in the provincial epidemic database; The discharged patients were cured within 14 days after home observation; Asymptomatic infected persons who have been released from medical isolation for less than 14 days; Overseas personnel who have not completed the quarantine period; Other personnel who need to be included in the management of medium-risk personnel.
2. Pay close attention to the dynamic changes of "code color", report any abnormality to the community (village residence) or work unit immediately, and actively cooperate with the implementation of prevention and control measures.