1. One-card mobile phone number (M2): It can be modified through the professional version (ukey) and the counter, and mobile banking can also try to operate.

The specific way is as follows:

(1) Login to UK Professional Edition: If you have already applied for the online banking professional edition (the key) at the counter, you can log in to the professional edition, and click Settings → Personal Information → Modify the mobile phone number in the upper right corner, and the modification will take effect in real time;

(2) outlets: I need to enter the verification code of the new mobile phone when I bring my valid ID card for opening an account and my new mobile phone to the outlets; Minors can entrust guardians, who will handle related business instead of minors, and need to produce valid identity documents and guardianship certificates;

(3)VTM (visual inspection counter): 16 I open an account with my old ID card, and I have a valid ID card (verification code is required for new mobile phones);

(4) Mobile banking: When you and others reserve the same mobile phone number in China Merchants Bank and meet the maintenance conditions, you can modify it in mobile banking. Entering "My → Basic Information Page → Reservation Information Management → Personal Mobile Number" requires system review.

Tips: To modify the mobile phone number at the counter of Chengdu China Merchants Bank, you need to send a verification message to the operator to verify the real-name authentication of the mobile phone number. If the mobile phone number is for relatives, be sure to verify the kinship through the marriage certificate and household registration book.

Credit card reserved mobile phone number can be handled through the following three channels:

(1) customer service hotline: modify the mobile phone number of the credit card through customer service: you can call the credit card hotline and enter the manual service according to the voice prompt.

Tips: The modification will take effect before 24: 00 the next day.

(2) Pocket Life: To inquire and modify the reserved mobile phone number of the credit card through the Pocket Life APP, please click My Personal Information to manage the mobile phone/email address of the credit card.

Tips: If you need to modify the mobile phone number bound to Pocket Life synchronously, click "One-button Synchronization" under "Synchronous Login Mobile Phone Number Function" after modifying the mobile phone number.

(3) Professional Edition: After logging in to Professional Edition, click Modify Credit Card Customer Management Information. You can query and modify the mobile phone number, and the modification will take effect immediately.

Tips:

1. The professional version only displays some mobile phone numbers;

2. If you haven't applied for the professional version, you can call the credit card hotline to modify it manually, or you can modify it through the handheld life app;

3. The professional edition doesn't support MAC system at present, so Apple computer can't log in to the professional edition.