If it refers to China Merchants Bank credit card, the general judgment will be based on fixed income, time deposits, fixed assets, and liabilities. Under normal circumstances, the fixed limit range of ordinary cards is ￥1,000-￥10,000, and the fixed limit range of gold cards is ￥10,000-￥50,000. Cards regardless of gold cards and ordinary cards generally have a limit of 3,000-50,000. Platinum and diamond credit cards The limit is generally a fixed limit of 50,000 yuan + a temporary limit that is actively adjusted for you every month; the unlimited credit card limit is subject to the review results.