The specific operation mode is as follows: 1. Scan the mobile phone WeChat, scan the QR code of "Huikangyang" and enter the applet. 2. Click the "Survival Authentication Button" on the homepage. 3. Enter my own authentication/someone else's authentication. 4. Enter or take photos to upload the old man's name and ID number. 5. Follow the on-screen prompts to operate "Brush Face". 6. Complete the certification and submit.