The main application conditions for China Merchants Bank credit card are 18-60 years old or above, having a stable job and income, and the necessary application documents are "copy of identity certificate" and "work certificate". If you can provide other financial documents, it will be more helpful to understand your personal situation and judge the credit limit. The financial proof can be a payroll record issued by the bank, or an income tax withholding certificate, or a copy of the real estate license/car driving license/bank time deposit certificate and other materials that can prove your financial level. Other reference documents: personal account list of social insurance in the last 6 months, water, electricity and gas bills, credit card bills of other banks, etc. Tips: Credit card issuance is subject to the final audit results.