1. After entering the home page of WeChat, click the search box above.
2. Enter "Nanchang CDC" in the search box.
3. Click "Nanchang Electronic Health Certificate".
4. Enter personal physical examination information: ID number/health certificate number, and click Query.
5. Click the query button on the right to pop up the electronic health certificate.
I hope the above information can help you solve the problem. Please feel free to let me know if you have any other questions.