中岩大地：持股5%以上股东减持计划期限届满，累计减持2.43%股份

Core Viewpoint - The shareholder Mr. Yi Shan has completed his share reduction plan, which did not lead to a change in the company's control and had no significant impact on its operations [1] Summary by Relevant Sections - Share Reduction Plan - The original plan was set from September 8, 2025, to December 7, 2025, to reduce up to 5.23 million shares, accounting for 2.96% of the total share capital [1] - The actual reduction period was from September 8, 2025, to October 29, 2025 [1] - Reduction Details - Through centralized bidding, 1.739995 million shares were reduced at an average price of 23.52 yuan per share [1] - Through block trading, 2.499 million shares were reduced at an average price of 21.08 yuan per share [1] - The total shares reduced amounted to 4.238995 million, representing 2.43% of the total share capital [1] - Post-Reduction Holdings - After the reduction, Mr. Yi Shan's holdings decreased to 4.688393 million shares, which is 2.689% of the total share capital [1] - The reduction did not result in a change of control over the company [1] - There was no significant impact on the company's operations due to this reduction [1]