Download the Aster App from major stores. Whether for spot or contract trading, the fees are cheaper than those of exchanges, even cheaper than SWAP! Then, if you put in some Aster, you can get an additional 5% discount, suitable for frequent traders. My referral code: AEac9e gives you a full rebate; I don't earn a dime from you, and you can also save 10%. It's unbelievable, it's unbelievable, it directly crushes the exchanges.