Hello, the ID number refers to the ID number you used to open an account. If you open an account with an ID card, it is the ID number.
If your credit card is our credit card, you can consult online through QQ or WeChat for any information you want to know about China Merchants Bank’s credit card services. Method 1: Search for 4008205555 among QQ business friends and add China Merchants Bank Credit Card Center as a friend; Method 2: Search for the number "cmb4008205555" in WeChat and follow China Merchants Bank Credit Card Center.