Card requirements: 1, at least 18 years old; 2. Hold a valid ID card; 3. No bad credit record; 4. There is a work certificate and income certificate stamped with the financial chapter of the unit; 5. Other financial certificates, such as real estate, automobiles, stocks and bonds. 6. Social security certificate; The first four are the most basic conditions. If you can provide 5~6 supporting materials, it will improve the success rate of application and credit limit.