Tap on the code to see it in real time, if it turns yellow or red it means it's medium or high risk.

The trip code distinguishes between high and medium low risk areas epidemic low risk areas is the county as a unit, based on the population, the incidence of a comprehensive study, the scientific division of the epidemic risk level, there is a low-risk to go, medium-risk areas and high-risk areas, a clear graded classification of prevention and control strategies.

No confirmed cases or no new confirmed cases for 14 consecutive days for low-risk areas; 14 days of new confirmed cases, the cumulative number of confirmed cases does not exceed 50, or the cumulative number of confirmed cases more than 50, 14 days of aggregated outbreaks did not occur for the medium-risk areas; the cumulative number of confirmed cases more than 50, aggregated outbreaks occurring within 14 days for high-risk areas.

Trip Code:

The trip code is the communications big data trip card a code is also equivalent to the health code, by the China Academy of Information and Communication Technology, China Telecom, China Mobile, China Unicom, three basic telecom enterprises to use the data received by the cell phone, through the user cell phone is located in the location of the base station access to the country's 1.6 billion cell phone users free of charge to provide The query service, cell phone users can use the service to query all the cities and cities that I have visited in the previous 14 days.