Announcement from Ouyi on Fan Token Swap on CHZ Chain Dear Ouyi user: Ouyi will conduct a 1:1 exchange of ARG, CITY, GALFT, MENGO, POR, TRA, and SPArica tokens. The specific arrangement is as follows: On April 28, 2026 at 11:00 (UTC+8), the deposit and withdrawal functions of the aforementioned tokens will be disabled, and the exchange will begin. The trading function of the above tokens is not affected. After the replacement is completed, Ouyi will restore the deposit and withdrawal functions of the above tokens. Ouyi kindly reminds that digital assets are innovative investment products with significant price fluctuations and high investment risks. Before investing, we hope that you have a full understanding of digital assets, make rational judgments on investment capabilities, and make prudent investment decisions. Ouyi will continue to provide you with better products and services! Ouyi Team April 27th, 2026