If the spot is long, the futures will be short. It is very important to choose the starting point. When future positions is established, it should be the time when cash is making money and reaching a certain expected profit. At this time, you can establish futures shorts and lock in profits.

The second is that the spot has fallen a little, and the spot is likely to continue to fall. At this time, short futures positions can also be established.

The direction of the transaction is determined, and then there is fund management. The proportion you choose to hedge. There are 100% hedging and 50% hedging, both of which can be done according to your own situation.