- Card limit exceeded: Each UnionPay user can only add up to 10 bank cards. If you’ve reached this threshold, remove any cards you don’t regularly use and attempt the process again.
- Frequent removal activity: The system may temporarily block additions if cards have been recently removed. Wait some time before trying again.
Card Issuing
Why I Failed Adding Bank Card to UnionPay App?
Common reasons for failing to add a bank card to the UnionPay app, including card limits and frequent removal activity.
There are two main reasons why card addition might fail:

