If there is only a trip between Xuchang and Jiaxian and the trip code is green, then there is no problem. If the trip code is red, you need to protect yourself, go to the hospital or police station to tell the police where you are, then do nucleic acid testing, and then isolate for a period of time to make a diagnosis.

Extended data:

Travel code is the code of communication big data travel card, which is also equivalent to health code. China Institute of Information and Communication, together with China Telecom, China Mobile and China Unicom, used mobile phones to receive data, which was obtained through the location of the base station where the users' mobile phones were located, providing free inquiry service for the 654.38+06 billion mobile phone users nationwide. Mobile phone users can query all the city information they have been to before 654.38+04 days through this service.