1. High-risk personnel-red team
A confirmed patient who is being treated.
Suspected patient is being treated.
Asymptomatic infected people under centralized isolation medical observation
All personnel living in foreign countries and areas with high epidemic risk within 14 days.
Close contacts who are undergoing centralized or family medical observation.
Less than 14 days after the confirmed patient was cured.
Other personnel who need to be included in the management of high-risk personnel.
2. Moderately dangerous personnel-code yellow
People from high-risk areas.
The confirmed patients were cured and returned to normal after 14 days.
People with respiratory symptoms such as fever, dry cough and shortness of breath.
Other personnel who need to be included in the management of medium-risk personnel.
3. Low Risk Personnel-Green Code
People from low-risk areas and people other than high-risk and medium-risk people.