In any of the following circumstances, the behavior of manipulating the securities and futures market shall be investigated: (1) The number of shares in circulation that hold or actually control the securities reaches more than 30% of the total number of shares in circulation, and the number of shares that jointly or continuously trade the securities for 20 consecutive trading days reaches more than 30% of the total turnover of the securities during the contract period; (2) individually or in collusion, the number of futures contracts held or actually controlled exceeds more than 50% of the positions stipulated in the business rules of the futures exchange, and within 20 consecutive trading days of the futures contract, they jointly or continuously buy or sell more than 20% of the futures contracts, or the contracts with the total contract term of their own futures contracts exceeding 20% or the contracts with accumulated trading volume exceeding 20% (contracts with limited contract term exceeding 20%), Or the cumulative trading volume of self-owned contract futures reaches more than 20% or exceeds 20% of the contract period, or the contract period of the contract exceeds 20% of the contract period limit, or the contract of the contract exceeds 20% of the contract date, and the futures contract is withdrawn before trading. The amount of withdrawal declaration accounts for more than 50% of the total amount declared on the same day of the securities or the total amount declared on the same day of the futures contract. (6) A listed company and its directors, supervisors, senior managers, actual controllers, controlling shareholders or other relevant personnel, individually or in collusion, use information to manipulate the trading price and volume of the company's securities. (7) Securities companies, securities investment consulting institutions, professional intermediaries or employees buy, sell or hold relevant securities in violation of relevant prohibitions. By evaluating the issue price of a securities company or the situation of other securities companies, or evaluating other securities companies, Article 39 of the Provisions of the Ministry of Public Security of the Supreme People's Procuratorate on the Standards for Criminal Cases under the Jurisdiction of Public Security Organs (II)