First open the Alipay page, and then find the health treasure. There will be a transcoding application in the lower right corner. Click and click the first Huang Ma transcoding application. Finally, you need to fill in your personal information truthfully, and then wait for transcoding.
The yellow code indicates that I have been to high-risk areas, or have had close contact with confirmed cases or infected people through information such as people flow, car ride and shopping. , and has been judged as secret contact, sub-secret contact, high-risk groups, etc.