1. Open WeChat first and click the search box in the upper right corner;
2. Enter "South Taihu Health" and open the official account of WeChat, as shown in the figure;
3. Click Service Center-Hot Question and Answer.
4. Finally, you can see the query method in the detailed interface: after scanning the code to register, you can query your registration record in "My Order" in the upper right corner of the registration page.