CHINAGOLDINTL (02099) announced its inclusion in the Hang Seng Hong Kong China Enterprises Index, effective October 27, 2025 (Monday). This index reflects the performance of red-chip companies with Chinese backgrounds that are registered outside Mainland China and listed in Hong Kong. It comprises the 25 largest and most actively traded red-chip stocks, providing a gauge for the performance of other Mainland companies beyond A-shares and H-shares. The inclusion of CHINAGOLDINTL in this index indicates international recognition of the company's industry positioning, profitability, and market performance. This move is expected to bring CHINAGOLDINTL into the research scope of more institutional investors, potentially attracting passive funds and index-tracking funds, thereby increasing market interest in the company. Mr. Hou Chengguang, Chairman and CEO of CHINAGOLDINTL, commented, 「Being included in the Hang Seng Hong Kong China Enterprises Index not only recognizes our core competitiveness and the efforts of our management team but also demonstrates investors' strong confidence in the company's sustainable future growth. This will enhance our corporate image and attract a broader base of investors.」