1, enter the medical health, enter the electronic health card on the medical health page, and select the electronic health card; 2. Enter the electronic health card, enter the electronic health card page, and open the electronic health card; 3. Enter the electronic health card, open the security settings on the QR code page of the health card, and select the security settings; 4. Open the security settings, modify the mobile phone number, open the personal information, enter the new mobile phone number and save it. 5. Modify the mobile phone number.
"Health card" is a national unified standard medical service card designed and issued by the National Health and Wellness Committee, that is, an electronic medical card that is being promoted and used by various medical institutions at present. It is usually a black electronic QR code to record your medical information, which is the main basic tool to ensure the self-health management of urban and rural residents. It is a one-time application and is valid for a long time.