1. Open Meitu Xiu Xiu on your mobile phone and click "Beautify Pictures".
2. Select a health code photo and upload it to Meitu Xiu Xiu.
3. After uploading, click "Sticker" in the toolbar below.
4. On the sticker page, click the scissors symbol on the left to prepare a custom sticker.
5. Enter the mobile phone photo album and click on the health code picture.
6. After uploading, the system will automatically identify the location of the sticker, and click the arrow in the lower right corner to save the sticker.
7. Set the effect style of the sticker, and then click the arrow in the lower right corner to save the sticker.
8. After completion, adjust the position and size of the sticker, and you can complete the sticker of Meitu Xiu Xiu's customized photos.