How to generate 1 and open the national medical insurance service platform APP on the mobile phone to help children increase their personal commitment to medical insurance? 2. Click my button in the lower right corner after entering the APP. 3. Click Account Login in the amount login interface that appears, enter the adult account and password, and click Login. 4. Click the plus button below my family members in the interface that appears. 5. After the page jumps, check the use ID information binding. 6. Enter the child's name, ID number and relationship in the interface for adding family members that appears. 7. Click on the Personal Commitment Letter at the bottom of the page. 8. Click on the personal commitment letter to be generated in the page that appears. 9. At this time, you can see the commitment letter generated by the system. 10, click the drop-down page to start signing. 1 1. Write your name on the screen with your finger, and then click OK. 12. At this time, you can see the generated commitment signature. 13. Click the Save and Submit button at the bottom of the page. 14. In the dialog box that appears, click Save or Don't Need. 15. After the page jumps, you can see that the child's medical insurance electronic certificate application has been completed and added to the family members. 16, click enter to see its corresponding electronic medical insurance voucher.