Tools/materials: Xiaomi 10, MIUI 12, WeChat 8.0.2.
1. Go to WeChat My Page and click Service, as shown below.
2. Enter the service interface and click the city service option, as shown in the figure below.
3. Enter the city service page and click the health code in the upper left corner, as shown in the figure below.
4. Enter the health code page, and click the place visitor information registration code at the bottom of the page to apply, as shown in the figure below.
5. Then fill in the location information on the application page, and click the submit application location code.