1, bank branch counter
Bring your valid ID card, bank card and mobile phone, and apply for modifying the bound mobile phone number at any ICBC branch counter.
2. Mobile banking applications
Log in to the mobile banking APP of China Industrial and Commercial Bank, and adjust the registered mobile phone number through my settings service settings, which can be modified by yourself.
3. Online banking
Log in to ICBC's personal online banking account through My IDE Online Banking-Security-Online Banking Management-Electronic Banking Management, and modify the bound mobile phone number.