Announcement from OKX Regarding the Launch of YB Margin Trading, Simple Earn, and Flexible Borrowing

Dear OKX Users, OKX will officially launch YB margin trading, Simple Earn, and Flexible Borrowing on the web platform, app, and API at 8:00 PM (UTC+8) on October 15, 2025. Detailed rules are as follows: 1. Opening Time * YB/USDT margin trading opening time: October 15 at 8:00 PM (UTC+8) 2. Margin Trading * Please refer to the margin borrowing position tier explanation after the launch for details on margin tier design. 3. Simple Earn and Flexible Borrowing * For details on Simple Earn, please refer to OKX Simple Earn after the launch. * For details on Flexible Borrowing, please refer to OKX Flexible Borrowing after the launch. OKX will continue to provide you with superior products and high-quality services! OKX Team October 15, 2025