1, speculative trading: for a contract to buy low and sell high or sell high and buy low, you can make money by setting a stop loss and controlling the position.

2. Arbitrage trading: If there are unreasonable price differences between different contracts, between different times of the same contract, and between futures and spot, it can be operated.

3. Hedging: futures and spot operations with the same time, the same variety, the same quantity and the opposite direction. Mainly to avoid risks rather than make money.