1. During the investigation or investigation of listed companies or major shareholders on suspicion of securities and futures crimes, major shareholders shall not reduce their shares within 6 months after the administrative punishment or criminal judgment is made; 2. If Dong is involved in securities and futures crimes during the above period, he shall not reduce his shares; 3. Major shareholders and directors shall not reduce their holdings within 3 months after being publicly condemned by this Exchange; 4. If a listed company touches the warning standard of delisting risk due to major illegal acts, its controlling shareholder, actual controller, director and concerted actors of the above-mentioned subjects shall not reduce their holdings after the relevant administrative punishment is made or the decision to transfer it to the public security organ is made, and before the company's shares are terminated or resumed.