First of all, I think it is not a simple matter that you can survive in stock index futures for five years. About 50 transactions a day is not too small. Secondly, I don't understand your choice to make crude oil spot. Spot this small platform, the fund supervision is unsafe, and the spot handling fee is much more expensive than futures, which is not standardized. How can we move to this informal market? The idea of stocks can't be viewed with such a short-sighted eye. If you do,