Bank of Communications Youth Credit Card can apply for installment repayment when it is fully consumed in 500 yuan. Only when Bank of Communications spends more than 1500 yuan on other cards can it apply for installment repayment. When applying for installment repayment of Bank of Communications credit card, the cardholder can call the Bank of Communications credit card customer service hotline at 400-800-9888. After the connection, the cardholder can apply for installment repayment by providing the card number and ID number.