1. Futures Exchange: It is a specialized, organized and standardized trading market. It adopts membership system and has a board of directors.

2. Futures Clearing House: It is a functional institution under the futures exchange, and its basic job is to be responsible for the final business liquidation of both parties to the transaction.

3. Brokerage company: an individual or organization that conducts futures trading on behalf of customers who are not members of the exchange and collects commissions.

4. floor traders: refer to those who actually trade in the exchange, those who buy and sell for themselves and those who trade outside the exchange.