To make money while using a transportation credit card, you actually open an account at the Bank of Communications, and then use this account as a bridge to tie the debit cards of other banks and the credit cards of the Bank of Communications together. You can use the debit cards of other banks to When the money is transferred to this Bank of Communications account, the money in the account will automatically be purchased into currency funds to enjoy higher returns than current deposits. On the credit card repayment date, the account will automatically redeem the currency funds and automatically repay your credit card bill.

Through the Bank of Communications' side-earning service, you can not only link your Bank of Communications credit card to your debit card from other banks to achieve automatic repayment across banks, but you can also use the scattered funds in your debit card to purchase monetary funds. Increase revenue.