If the amount of funds is sufficient, speculators can now be provided with a theoretical fee of 0. However, because the CSRC requires futures companies to pay 0.5% to 0.10% of the transaction amount in the investor protection fund, the company has to pay a tax of 5.6, which is actually about 1. 1 times of the exchange handling fee. In fact, as low as this, there is no shortage, and it has basically been taken away by the exchange.