Bank of China has credit cards with large limits, but usually the credit card limit needs to be increased after long-term consumption and maintaining a good repayment record. If you want to apply for a large credit card directly, you can try to provide more proof of financial resources and apply for a platinum credit card. Proof of financial resources recognized by the bank includes: salary records issued by the bank, or income tax withholding vouchers, or documents proving the market value of houses, cars, deposits and investments (such as real estate certificates/car driving licenses/copies of bank time deposit certificates), etc.; your The more personal assets you have and the more proof of financial resources you provide, the stronger your repayment ability will be considered by banks, and it will be easier to apply for a large credit card.