Tian Tian Fund cannot adjust the bank card quota. Different banks may have different quotas. If you want to query the transaction amount of a bank card, you can click the bank card you want to query on the bank card management page (after entering the App, click [My]-slide down to find [Bank Card], and you can see the relevant information.
If a single bank card payment cannot meet the transaction demand, you can choose other bank cards to pay. In addition, the funds can be recharged to the activity treasure (T+ 1 day after confirmation), and then transferred to the fund indefinitely.