Answer: A, B, C, D

Article 103 of the "Administrative Measures for Futures Exchanges" stipulates that when the following major events occur, the futures exchange shall promptly report to China The China Securities Regulatory Commission reports: (1) It is found that futures exchange staff have or may have serious violations of relevant national laws, administrative regulations, rules, and policies; (2) Futures exchanges involve more than 10% of their net assets or their operations. Litigation with a greater impact on risks; (3) major financial expenditures, investment matters of futures exchanges and major financial decisions that may bring about greater financial or operating risks; (4) other matters stipulated by the China Securities Regulatory Commission.