can't. If you stay for more than four hours, the area will be displayed on the trip code. The trip card is a valid voucher for inquiring about the trip. It can display the places you have been to within 14 days. You can judge whether there is a risk by this. If you stay in a city for more than 4 hours, you will be judged as a resident, and there will be a record display. If you just pass by, it will not be displayed generally.
About trip code:
The trip code has four colors: red, orange, yellow and green. They represent the confirmed patients or suspected patients of COVID-19, close contacts of COVID-19, areas with moderate risk and those who are not suspected patients or close contacts of COVID-19.
Alipay searches for "journey code", click on the epidemic prevention and control journey card, fill in the phone number, verify your identity, and then check your journey code.
WeChat search the "State Council client" or directly scan the code to enter the applet, click "Epidemic prevention travel card" to enter the mobile phone number for verification, and click "Query"