If the securities company does not freeze the account in advance, it can conduct stock trading within three months after the ID card expires. According to the anti-money laundering regulations, after the ID card expires, you must go to the securities company to update the ID card information within three months, otherwise the stock trading, fund access and other businesses will be restricted.
According to the regulations, financial institutions and investors should continuously identify the identity information of investors in the process of conducting business. If investors are unwilling to update information or have abnormal transactions, financial institutions should restrict their accounts.