Handling fee =887 1* the proportion stipulated in the contract. You can talk to your broker according to your size. (2) If you receive handling fees from both directions, X2.

Cost =( 1)+(2)

Besides, if you are making an electronic disk. You should also consider whether there is an overnight fee (3). This is also the cost of your position.

Need to be reminded that the operation of futures positions is generally 50%. If you really look good, it will be 60% if it is heavy. This is not the same as stocks. If you don't understand, you can trust me privately.