China Coal Energy Company Limited (“China Coal”) will announce its interim results for the six months ended 30 June 2026 on 21 August 2026.

To provide stakeholders with deeper insight into the half-year performance and operational progress, the company will hold a results briefing on 24 August 2026 from 15:30 to 16:30 (Beijing time). The session will be accessible via telephone conference, live video stream and online Q&A.

Key access details • Live video: SSE Roadshow (http://roadshow.sseinfo.com/roadshowList.do) and Comein Finance (https://s.comein.cn/h9vbx7bm; English: https://s.comein.cn/pps6ib61). • Telephone dial-in (conference password: 601898 for Chinese; 001898 for English interpretation): 　– Mainland China: +86-4001-510-269 　– Hong Kong: +852-5108-9680 　– Taiwan: +886-2770-83288 　– USA: +1-208-701-6888 　– Global: +86-010-2137-7168

Participants The briefing will feature the executive director and president, independent non-executive directors, the chief financial officer, the board secretary and heads of relevant departments.

Investor engagement • Investors may submit questions in advance via the “Question Collection” section on SSE Roadshow or by emailing IRD@chinacoal.com until 15:00 on 23 August 2026. • A replay of the event and presentation materials will be available on the SSE Roadshow and Comein Finance websites after the briefing.

Further enquiries can be directed to China Coal’s Securities Affairs Department at +86-10-8223-6028 or IRD@chinacoal.com.

The announcement was authorised by Chairman and Executive Director Wang Shudong and released in Beijing on 17 August 2026.