If it is a China Merchants Bank credit card, the interest is calculated on a daily basis, with a daily interest rate of 5/10,000. One hundred thousand yuan is equivalent to a daily interest of 50 yuan.
If you have applied for cash installment and there is currently no cash installment with such a high amount, you can try to apply for a reserve fund. The handling fee for the reserve fund is floating and is subject to the system review results.