According to Mars Finance news and an official announcement, Binance will adjust the collateral rates of multiple assets under the portfolio margin model, including TRX, SUI, WBTC, etc., starting from August 26, 2025, at 06:00 (Beijing time); and will also adjust the leverage and margin levels of U-based perpetual contracts such as WLDUSDT, IPUSDT on the same day at 06:30 (Beijing time).