Taking the OPPO cell phone A72 Android 11 system, WeChat 8.0.15 version and Wan Tong APP 2.1.8 version as an example, if you need to show the double code (health code, trip code) you can open the Wan Tong APP and the cell phone communication big data trip card small program. Small program can be. The specific methods of operation are as follows:

1, click on the Anhui Tong APP to enter.

2, after the page jump to the home page of the software, click on the Wellness Code.

3, in the emerging page you can see the corresponding health code information.

4, and then click on the phone WeChat small program to enter.

5, the page jumps after the selection of communication big data trip card to enter.

6, in the dialog box that appears to check the consent and click on the query.

7, at this point the page after the jump you can see their own trip code, so that has been presented to the double code.