The Shanghai-listed Maanshan Iron & Steel has announced that it will hold an online presentation of its 2026 interim results on 16 September 2026 from 15:30 to 17:00 (Beijing time). The bilingual session (Chinese and English) will be broadcast via the Panoramic Platform (http://rs.p5w.net), allowing investors to review first-half 2026 performance and engage directly with senior management.

The webcast will feature Chairman Jiang Yuxiang, Independent Director Qiu Shengtao, General Manager Fu Ming, Vice General Manager and CFO Chen Guorong, Board Secretary He Hongyun, and Operation Finance Department Head Le Zhihai. Management will address pre-submitted and live questions covering financial results, operational performance and business outlook.

Investors can submit questions in advance through telephone, fax, email or a dedicated QR code until 16:00 on 10 September 2026. Real-time interaction will also be available on the platform during the event.

Post-event materials, including the full replay and key discussion points, will be accessible on the company’s investor-relations page at https://ir.p5w.net/c/600808.shtml.

For additional enquiries, investors may contact Mr. Li Wei or Ms. Xu Qi at +86 555 287 5252 / 287 5207, fax +86 555 288 7284 or email mggf@baowugroup.com.

The notice is issued in accordance with Hong Kong Stock Exchange Listing Rule 13.10B and follows the release of Maanshan Iron & Steel’s 2026 interim report on the Shanghai Stock Exchange website on 28 August 2026.