When a cardholder pays (transfers) funds to a third party, the bank needs the authorization of the user. Usually, the cardholder enters a password or signature.

Fast payment does not require a bank card password, but only requires the cardholder's authorization to complete the payment. In the authorization agreement, the user's approval and consent are required: entering the password is regarded as the user's confirmation of the transaction and the transaction amount, and Tian Tian Fund has the right to entrust the bank to deduct funds from the payee according to the user's instructions. At that time, the user shall not ask for a refund or assume other responsibilities for reasons such as not signing the transaction documents, inconsistent signatures, and trading without his own will.