1-2 days. According to Cai Xi's survey. Com, it takes 1-2 days for the cash advance line of China Merchants Bank to recover after repayment, so it is normal for the line not to recover in real time after repayment. 1-2 days later, users can query whether the cash advance limit has been restored. If not, please contact the manual customer service of China Merchants Bank. The advance cash line of China Merchants Bank can be used for cash withdrawal and overdraft transfer, which is generally 50% of the credit line of credit card.