1. Open the applet in WeChat and click the three dot icons to see more applets.
2. Find the health code applet in the WeChat applet.
3. If you don't want the previous health code after entering the health code, you can click "Re-declare".
4. Log in to your account and remember to check the User Service Agreement.
5. Fill in the health punch card, tick "I promise" and click "Finish".
6. At this time, the new green code has come out. If you want to reapply for a health code, please click "Redeclare" below.