The steps to query health certificate are as follows:
1. In Alipay app Citizen Center, open the medical and health interface.
2. In the medical health interface, select the health certificate option.
3. Enter the health certificate service interface and check my health certificate.
You need to provide valid personal identification documents, such as ID card and passport, when you apply for a health certificate. After going to the designated hospital for physical examination, you can get a health certificate after verification.