Announcement from Ouyi regarding the official launch of AVAXUSD, BCHUSD, TONUSD, and ZECUSD X-Contracts (X-Perp) This is a general announcement, and the availability of tokens or products may vary by region. Please check the details in the application. Ouyi will officially launch USD based X-contracts (X-Perp) on the web, app, and API from 16:15-17:00 (UTC+8) on May 27, 2026. The detailed rules are as follows: 1. Support for coin pair AVAXUSD UM (X-Perp) trading opening time: May 27, 2026 16:15 (UTC+8) BCHUSD UM (X-Perp) trading opening time: May 27, 2026 16:30 (UTC+8) TONUSD UM (X-Perp) trading opening time: May 27, 2026 16:45 (UTC+8) ZECUSD UM (X-Perp) trading opening time: May 27, 2026 17:00 (UTC+8) 2. Product introduction X-Perp aims to provide users with a more flexible and efficient derivatives trading experience. Please ask users to fully understand the risks associated with leveraged trading and manage their positions reasonably. For product details, please refer to our X-Perp trading tutorial. Ouyi will continue to provide you with better products and services! Ouyi Team May 25th, 2026