How to cancel the installment repayment of postal credit card by SMS

Can't cancel by SMS. The specific cancellation process is as follows.

Cancel credit card installment payment of Postal Savings Bank

(1) Transaction installment: Before the current bill date (inclusive), the cardholder can call the credit card customer service of China Postal Savings Bank to cancel the installment payment. If the cancellation is successful, he/she will apply to cancel 20 yuan's installment fee at the end of the day, and no installment payment will be made on the billing date. Restore the corresponding original application for consumer transactions, and the current bill will be included in the minimum repayment amount at the rate of 10%.

(2) Bill installment: Before applying for installment of bill, the cardholder can call the credit card customer service of China Postal Savings Bank to cancel installment payment. If the cancellation is successful, the installment cancellation fee will be charged to 20 yuan at the end of the day of application for cancellation, and the billing date will not be installment.

(3) Merchants support the cancellation of transactions by stages. The cardholder can cancel the installment payment through the POS machine of the merchant on the day of handling the installment payment of the merchant, and no cancellation fee is charged. After the transaction is cancelled, the original transaction information is cancelled.