Red team personnel include four categories.
(1) Confirmed cases and suspected cases treated in isolation in designated medical institutions.
(two) asymptomatic infected persons who are being isolated from medical observation in designated medical institutions.
(3) Close contacts of confirmed cases, suspected cases and asymptomatic infected persons in medical observation.
(4) personnel in key epidemic prevention and control areas and high-risk areas (specific areas can be adjusted according to the epidemic situation).
Yellow code personnel include three categories.
(1) People from epidemic risk areas.
(2) The cured confirmed cases or asymptomatic patients discharged less than 14 days after home observation.
(3) Patients with fever, dry cough, shortness of breath, fatigue and respiratory symptoms.
There are two types of green code personnel.
(1) Local residents who are not judged as high-risk or medium-risk.
(2) Persons from areas with low epidemic risk who have not been judged as high-risk or medium-risk.