The margin trading for assets such as FET and FORTH will be removed, and the isolated margin trading for AION and BTS will also be removed
ChainCatcher message, Binance will delist FET, FORTH, KEY, MBOX, WIN as borrowable assets from cross margin on January 5, 2023, at 14:00, and will delist AION, BTS from isolated margin. If needed, it is recommended that portfolio margin users transfer the above tokens from the margin wallet to the spot wallet and replenish the margin balance before January 5, 2023, at 14:00. (source link)