What kind of deal do you make? Then all your transaction costs are paid to the futures company, but the futures company has to pay the corresponding exchange at the corresponding seat.

If you make soybean meal in Dashang, the handling fee is 10, then all of this 10 will be charged by your futures brokerage company. Then the futures company will return the corresponding handling fee to Dalian Commodity Exchange. This has nothing to do with other futures exchanges.