1. Contract standardization: The quantity, specifications, delivery time and place of the subject matter are fixed.

2. On-site centralized bidding transaction: All trading orders must be traded by centralized bidding on the exchange.

3. Margin trading: Leveraged trading is small and wide, reflecting high returns and high risks.

4. Two-way trading: "shorting" means buying positions, buying low and selling high. "Short selling" means selling positions, selling high and buying low;

5. Hedge settlement: Most transactions are not completed through delivery (i.e. spot settlement).

6. Debt-free settlement on the same day, marking the market day by day: when the margin balance of the trader is lower than the prescribed standard, additional margin is needed to realize debt-free on the same day.

Financial futures is a kind of futures trading based on financial instruments (or financial variables). The basic tools of financial futures contracts are various financial instruments (or financial variables), such as bonds, foreign exchange, stocks and stock price indexes.