It doesn't matter. Matters needing attention for investors to close accounts include: after completing the procedures for closing accounts in securities accounts, investors also need to go through the procedures for closing accounts in securities capital accounts. On the day of account cancellation, investors can't trade securities through securities accounts, otherwise they can't go through the formalities of account cancellation. Investors can check the results of account cancellation the next day after handling the account cancellation procedures. After confirming the success of account cancellation, investors need to modify the transaction status and settle interest. The interests of investors will be transferred to third-party depository banks.