1. Open Alipay app, as shown below.
2. After entering, select the open city service option, as shown below.
3. Select the health code as shown below.
4. Select the following family agent, as shown in the figure below.
5. Fill in the relationship, as shown below.
6. Select a relationship as shown below.
7. Fill in personal information, as shown below.
8. Select Submit below.
9. In this way, the application was successful, as shown below.