Participants who apply to become market makers of index futures and options should register with the exchange. After the approval of the exchange, the futures contract and eight series of option contracts (such as four call options and four put options) are allocated to market makers for a period of not less than two months. (1) Conditions to be met when applying to become a market maker: 1) Pay HK$ 5 million; 2) Have certain trading experience; 3) Perfect internal control and risk management system; 4) Have sufficient capital operation ability; 5) Arbitrage technology in relevant markets. (2) Market maker's obligation 1) In index futures trading, market makers should respond within 20 seconds after the quotation requirements are displayed, and the response rate is not less than 80%; 2) Unless the index level of the target changes, the market maker's quotation display time should be at least 10 second, and the order quantity should be at least 5 lots at a time. When the index level changes, the market maker can change the quotation, but it should obey the specified display, price difference and order quantity requirements; 3) In the specified contract month, there are quotations in more than 80% trading hours, the bid-ask spread does not exceed 15 minimum price change, and the number of orders placed at one time is not less than 5 lots; 4) Market makers only trade for themselves and should not trade on behalf of others. 5) Provide effective trading quotations at the request of market supervisors or other floor traders (except market makers); 6) No quotation is required for the termination date of the option contract and the last trading day of the futures contract; 7) Market makers are obliged to quote short-term options, but not long-term options. (3) Market-maker's rights 1) The exchange reduces its transaction costs; 2) Under special circumstances, the market maker may temporarily suspend or change some or all of its obligations;