1. Currency futures: the trading object is the currencies of various countries, such as the US dollar, the euro and the Japanese yen. Both parties will buy or sell a currency contract at the agreed time and price.

2. Interest rate futures: the trading objects are fixed-income products such as bonds or deposits. Similarly, both parties to the transaction will conclude a contract to buy and sell a fixed-income product according to the agreed time and price.

3. Index futures: trading objects are stock indexes, such as the Standard & Poor's 500 Index and the Dow Jones Industrial Average. Both parties will buy or sell a stock index contract at the agreed time and price.