天际股份：控股股东在股票异动期间(9月8日、9月9日)减持170.11万股

Group 1 - The company's stock price experienced an abnormal fluctuation, with a cumulative increase of over 20% during the trading days of September 8 and September 9, 2025 [1] - The company is advancing the industrialization of its lithium sulfide material preparation patent (Patent No: ZL202411448897.4), which involves a team of 7 researchers, including 3 core members, and has incurred approximately 5 million yuan in R&D expenses [1] - The project has completed small-scale testing and will proceed to larger-scale trials to analyze cost and industrial feasibility before entering the pilot test phase [1] Group 2 - The controlling shareholder, Shantou Tianji Co., Ltd., reduced its stake by selling 1.7011 million shares during the period of abnormal stock price fluctuation [2]