北京金隅集团股份有限公司关于控股子公司变更公司名称、证券简称暨完成工商变更登记的提示性公告

Group 1 - The announcement pertains to the change of the company name and securities abbreviation of the subsidiary, Jinyu Jidong Cement Group Co., Ltd. [1] - The name change was officially disclosed on September 4, 2025, and the new name is Tangshan Jidong Cement Co., Ltd. [1] - The announcement emphasizes that the board of directors guarantees the truthfulness, accuracy, and completeness of the content [1][2][3] Group 2 - The relevant details regarding the name change and registration completion can be found in the announcements published in China Securities Journal, Securities Times, and on the website of Giant Tide Information Network [1]