Taking the credit card of China Merchants Bank as an example, the credit card application is comprehensively evaluated by the system. During this period, many factors were referred to, such as age, job stability, income, personal credit and so on, which were not determined by unilateral factors. Maybe your original application materials failed to fully show your real situation, which led to the failure of your application. If your work or financial information changes in the future, you can resubmit the information application after 3 months.