ENN Energy Holdings Limited announced on 18 September 2026 that its 2026 Interim Report, in both English and Chinese, is now available on the company’s website (www.ennenergy.com) and on the Hong Kong Exchanges and Clearing Limited website (www.hkexnews.hk).

Registered shareholders may, at any time, alter their preferred method of receiving the current or any future corporate communications—including annual reports, interim reports, notices of meetings, listing documents, circulars and proxy forms—by submitting a written request or the designated Change Request Form to Computershare Hong Kong Investor Services Limited at 17M Floor, Hopewell Centre, 183 Queen’s Road East, Wan Chai, Hong Kong. The completed form can also be emailed to ennenergy.ecom@computershare.com.hk.

Shareholders experiencing difficulty accessing the online version may request printed copies, in either English, Chinese, or both, free of charge.

For further information, shareholders can contact the Computershare hotline at (852) 2862 8688 between 9:00 a.m. and 6:00 p.m., Monday to Friday, excluding Hong Kong public holidays. The notice is signed by Company Secretary Leung Mui Yin.