Submitting H-share listing application to the Hong Kong Stock Exchange online and publishing materials.

The online announcement in Chinese states that on February 27, 2026, the company filed an application with the Hong Kong Stock Exchange for the issuance of overseas listed shares and listing on the main board of the Hong Kong Stock Exchange. On the same day, the application materials were published on the Hong Kong Stock Exchange website. The application materials are draft versions and may be updated and revised. The subscription for this issuance is limited to overseas and domestic qualified investors. The company will not publish materials domestically and will provide a link to the Hong Kong Stock Exchange website for inquiries. The issuance and listing require approval from multiple departments, which presents uncertainty. The company will disclose any progress in a timely manner.