[The utility of ASTER tokens has been upgraded: usable as collateral on the Aster platform or for paying transaction fees] The decentralized trading platform Aster announced on X platform that the utility of ASTER tokens has been upgraded. ASTER tokens can now be used as collateral on the Aster perpetual contract platform, with a margin ratio of 80%. Users can also use ASTER tokens to pay transaction fees and enjoy a 5% fee discount.