1, direct contact personnel of positive cold chain food
1) general contact person
After leaving contact, the nucleic acid turned negative to green code twice within 3 days, with an interval of more than 24 hours.
2) High frequency contact personnel
After leaving contact, the nucleic acid was negative and turned green after 7 days.
2, fever clinic patients
1) There is no local epidemic in the districts and cities.
On the second day after seeing a doctor, the nucleic acid turned negative to green code.
2) The local epidemic occurred within the scope of districts and cities.
After seeing a doctor, the nucleic acid test turned negative to green twice within 3 days, with an interval of more than 24 hours.
3. Potential related personnel with positive infection.
Within 3 days, it has two negative green codes of nucleic acid, with an interval of more than 24 hours.
4. Personnel in medium-risk areas
The intermediate risk period is a yellow code, and the risk area becomes a green code after it is released.
5, the State Council area investigation issued special investigators.
Within 3 days, it has two negative green codes of nucleic acid, with an interval of more than 24 hours.
6. Potentially dangerous personnel involved in the epidemic.
Within 3 days, the negative green code of nucleic acid appeared twice, with an interval of more than 24 hours, or appeared after 7 days.
7. Among them: the personnel who screened the positive mixed tube for regional nucleic acid detection.
The positive infected persons were converted to red team, and the rest were automatically converted to green codes after 12 hours.