It didn't work. 1. Credit card limit adjustment is based on your personal data, financial proof, card holding time, consumption, repayment record and other factors. 2. If your initial limit can't meet your expectations, I suggest you use your card for a period of time on the basis of the original limit, swipe your card more, diversify your consumption, repay on time, or submit your financial certificate for review.

If it is a CMB credit card, you can consult any information you want about CMB credit card service online through QQ or WeChat. Method 1: Search 4008205555 among QQ corporate friends, and add China Merchants Bank Credit Card Center as a friend; Method 2: Search "cmb4008205555" on WeChat, and pay attention to China Merchants Bank Credit Card Center.