UBOX multifunctional QR code functions are "Promote", "Transfer" and "Add friend"
Click “My”> Click the image of the QR code logo at the top
Select “Scan QR code to transfer” and scan the QR code of the saved friend in the album.
Enter the 6-digit payment code to complete the transfer transaction
Click “Contacts” in your UBOX personal account to find “New Friends”
In addition to entering the UID account of a friend, you can also send a friend request by scanning or exporting a QR code image.