Tools/materials: Huawei P40, EMUI 10.0. 1, Alipay 10.2.30.
1. Open Alipay and click View on the Health Code page.
2. Then click on the online complaint at the bottom.
3. After that, select the red and yellow codes to check the application, and click Open.
4. Finally, fill in the complaint reason, which will turn into a green code after approval.