How much is the short message service of postal savings deducted for one year? Is it a one-time deduction? How to cancel?

Hello, 1, SMS notification service for current account change of China Postal Savings Bank, 3 yuan/month, 30 yuan/year; Pay Notice, 1 yuan/month, 10 yuan/year; Withdrawal notice, 2 yuan/month, 20 yuan/year; Notice of account transfer, 2 yuan/month, 20 yuan/year; 2, China Postal Savings Bank current account change SMS notification service, you can bring my ID card, bank card or passbook to the counter of the Postal Savings Bank of the province where the account is opened to cancel the account; You can also edit the short message "QX" and send it to 1 1 185 to cancel the service; Some provinces and cities support calling local 1 1 185 to cancel; I hope my answer is helpful to you.