1, open the mobile phone WeChat, search the official account of WeChat, and pay attention to the health electronic card.
2. Click on the Health Card in the lower right corner and select the National Health Card.
3, enter the international government service platform, click on the epidemic prevention health information code service.
4. Next, find the unbound electronic medical card, and then click OK.
5. After successful operation, a pop-up window prompts that you can unbind the electronic health card.