The green code will not change color when passing through the epidemic area by train. Health code password does not collect personal location information, but identifies health status according to the data of authoritative departments. If you just pass through the epidemic area, the health code will not change color.
1, the health code generally does not change color when you take the high-speed train through the middle-risk area, unless there is a risk of level modulation in the middle-risk area or a high-risk passenger gets on the bus; The high-speed rail stops for more than 4 hours; Passengers scan the local health code; When passing through a medium-risk area, using a mobile phone can reduce some behaviors in life and avoid discoloration of health codes.
2. When the train passes through the high-risk area, the health code will not change color. If citizens only pass through high-risk areas, the health code will not change color. Health codes do not collect personal location information, but identify health status according to the data of authoritative departments. Travel cards will include medium and high risk areas in brackets after the city name. Remarks are only used as travel tips and have nothing to do with health status.
3. After the green code holder enters the high and medium risk area, as long as he stays for 1 hour, and the mobile phone is turned on and can receive communication roaming information, the health code will automatically turn into the corresponding color. It is necessary to isolate the population of "red team" and carry out epidemiological investigation. If the "yellow code" nucleic acid test is negative, it only needs to be monitored at home for 14 days, and the nucleic acid test is carried out before and after the family health monitoring.