The reporter learned that the Shanghai Stock Exchange organized brokerage firms to carry out self-inspection work in December, including customer trading behavior, dual finance operations, customer appropriateness management, transaction and related system management, underwriting and sponsorship business, etc., to urge brokerage firms to find weak points in business management and actively rectify and implement reforms. Among them, programmatic transaction self-inspection matters include whether to strengthen monitoring of programmatic transaction instructions that may seriously affect market prices and liquidity to promptly identify, manage and report suspected abnormal transactions by customers; the two finance businesses include whether continuous management of securities lending is in place, whether continuous verification is carried out in response to situations such as bulk purchases and fixed increases after securities financing, whether to check whether coverage is comprehensive, etc., whether to monitor “T+0” securities financing behavior, and whether front-end control of securities lending “T+0” is carried out; in terms of investment banking business, whether the lead underwriter is diligent and responsible and whether it has passed underwriting expenses Completed and signed Other benefit arrangements, such as drawer agreements or verbal promises, induce investors or send improper benefits to investors, whether the professional competency, quality of practice, compliance, etc. of investment banking business personnel are taken into consideration in remuneration income, etc. The exchange will take the opportunity to arrange spot checks. If the self-inspection work is inadequate or not objective, it will adopt corresponding self-regulatory management measures.