江阴江化微电子材料股份有限公司持股5%以上股东、董事长兼高级管理人员权益变动触及1%刻度的提示性公告

Group 1 - The core point of the announcement is that Yin Fuhua, a major shareholder and chairman of Jiangyin Jianghua Microelectronics Materials Co., Ltd., has reduced his shareholding by 4,758,400 shares, representing 1.23% of the company's total shares, bringing his ownership down from 16.63% to 15.40% [2][3] - The reduction in shareholding was executed through a block trade on November 24, 2025, and is part of a previously disclosed plan [2] - This change in shareholding does not result in a change of the controlling shareholder or actual controller of the company [2] Group 2 - The announcement confirms that there are no associated parties with the information discloser [2] - The reduction plan was initially disclosed on October 30, 2025, and has not yet been fully implemented as of the date of this announcement [2]