The transaction fee of #交易手续费揭秘 , I used to calculate it for half a day, but I feel it's not suitable for me. Now I have adopted a very simple method. For example, if I use 10x leverage, I just assume that my profit starts after a 1% gain, which allows me to easily estimate the fees as a reference. In short, the fees will only be lower than the actual fees, and I recommend everyone to adopt this method to avoid the headache of constant calculations.