UNISOUND (09678) announced that the company has been selected by Hang Seng Indexes Company Limited and will be included as a constituent stock in the following Hang Seng Index Series, effective from September 8, 2025: 1. Hang Seng Composite Index; 2. Hang Seng Composite Industry Index - Information Technology; 3. Hang Seng Composite MidCap & SmallCap Index; 4. Hang Seng Composite SmallCap Index; 5. Hang Seng Internet & Information Technology Index; 6. Hang Seng Information Technology Index; 7. Hang Seng Information Technology (Investable) Index; 8. Hang Seng Stock Connect Information Technology Index; 9. Hang Seng Stock Connect Software & Semiconductor (Investable) Index; and 10. Hang Seng Stock Connect Software & Semiconductor Index. The Hang Seng Index Series is a widely referenced and important benchmark reflecting the performance of the Hong Kong stock market. The Board of Directors believes that inclusion in the Hang Seng Composite Index will help expand the shareholder base, thereby enhancing the company's investment value and reputation in the capital markets.