My short message told me to unbind the mobile phone number of China Bank.

You can bring your valid ID card, passbook or debit card that needs to cancel or change SMS service to any counter of our bank, or through BOC self-service terminal (only debit card is supported, self-service terminal (excluding ATM equipment) operation steps: channel signing limit setting-SMS notification service), online banking (only non-inquiry online banking is supported, and computer login online banking operation steps: enter online banking user name and password to log in personal online banking-bank account-account SMS service) and online banking.

The above contents are for your reference. Please refer to the latest business changes announced by China Bank official website.

If in doubt, please consult the online customer service of China Bank or download and use the mobile banking APP of China Bank to handle related business.