鑫科材料：控股股东已增持158.55万股

Group 1 - The controlling shareholder Sichuan Rongxin plans to increase its stake in Xinke Materials between April 11, 2025, and October 11, 2025, with an intended investment amount of 50 million to 100 million yuan [1] - As of August 10, 2025, Sichuan Rongxin has already increased its holdings by purchasing 1.5855 million shares for a total amount of 5.3907 million yuan, which represents 0.09% of the total share capital [1] - The company has secured 50 million yuan in funding for the planned share purchases, which will be executed in batches [1]