Having a history of travel in the city where the outbreak occurred will cause the health to turn yellow, is based on the conclusion of the cell phone positioning system. Based on the national outbreak, the authorities will assist in outbreak prevention and control through big data analysis.

If you have stayed in the key areas of the epidemic, for example: the region has a confirmed case or asymptomatic infected people to stay, it just so happens that you have also in the same period of time in the same area within the vicinity of the range of activities, will be included in the health screening and management.

Yellow code how to turn green code

In accordance with the provisions of the epidemic prevention and control, health code "yellow code" personnel must be within three days of the two nucleic acid test, the two nucleic acid test interval must be more than 24 hours.

If the result of the first test is negative, the health code will briefly turn to "green code", and then turn to "yellow code" again to prompt you to carry out the second test as required. If both tests are negative, your health code will be officially changed to "green".