海南矿业股份有限公司

Group 1 - The company will hold its fourth extraordinary general meeting of shareholders on September 11, 2025, at 14:45 [2][5] - The meeting will be conducted using a combination of on-site and online voting methods [2][3] - The on-site meeting will take place at the Hainan Ecological Software Park, Building 8801, Haikou City, Hainan Province [2][5] Group 2 - The online voting system will be provided by the Shanghai Stock Exchange, with voting available from 9:15 to 15:00 on the day of the meeting [3][5] - Shareholders must register for the meeting by September 8, 2025, either in person or through written notice [11][12] - The company will disclose the meeting materials on the Shanghai Stock Exchange website prior to the meeting [7] Group 3 - The company will also hold a half-year performance briefing on September 3, 2025, from 10:30 to 11:30 [18][19] - The briefing will be conducted via video live streaming and online interaction, allowing investors to ask questions [20][21] - Investors can submit questions from August 27 to September 2, 2025, through the Shanghai Stock Exchange Roadshow Center or via email [19][21]