According to the official announcement of Binance: Binance Margin Trading Platform will suspend the loan business of CKB/BUSD, CTK/BUSD, ELF/BUSD, FOR/BUSD, PERP/BUSD, SKL/BUSD, UNFI/BUSD isolated margin trading at 14:00 on July 26, 2023 (Eastern Eighth District Time); East 8th District time) to automatically close and liquidate isolated margin positions of CKB/BUSD, CTK/BUSD, ELF/BUSD, FOR/BUSD, PERP/BUSD, SKL/BUSD, UNFI/BUSD, and cancel all pending orders of users on isolated margin trading pairs. After that, the above isolated trading pairs will be delisted from the isolated margin.