When a listed company has a major event, it shall immediately submit an interim report to the China Securities Regulatory Commission and the stock exchange and make an announcement. Major events include: (1) major changes in the company's business policy and business scope; (2) the company's major investment behavior and major property purchase decisions; (3) The conclusion of an important contract by the company may have a significant impact on the company's assets, liabilities, rights and interests and operating results; (4) The company has major debts and fails to pay off the bonds due; (5) The company suffers major losses or the losses exceed10% of its net assets; (6) Significant changes have taken place in the external conditions of the company's production and operation; (7) The chairman of the board of directors, more than 65,438+0/3 directors or managers of the company have changed; (8) Significant changes have taken place in the equity of shareholders who hold more than 5% of the company's shares; (9) Decisions on capital reduction, merger, division, dissolution and bankruptcy filing of the company; (10) In major litigation involving the company, the court revoked the resolutions of the shareholders' meeting and the board of directors according to law; (1 1) Other matters stipulated by laws and administrative regulations.