上海同济科技实业股份有限公司关于股东权益变动的提示性公告

Core Viewpoint - Shanghai Tongji Science and Technology Co., Ltd. announced a significant change in shareholder equity, with Shanghai Yangpu Commercial (Group) Co., Ltd. increasing its stake to 5% of the total share capital through market transactions [2][3]. Group 1: Shareholder Information - The information discloser is Shanghai Yangpu Commercial (Group) Co., Ltd., which has confirmed the accuracy and completeness of the information provided [2]. - There are no associated parties involved in this equity change [2]. Group 2: Equity Change Details - From October 1, 2025, to November 17, 2025, Shanghai Yangpu Commercial (Group) Co., Ltd. acquired an additional 62,500 shares, bringing its total holdings to 31,238,100 shares, which represents 5.00% of the company's total share capital [2][3]. - This equity change does not result in a change of the controlling shareholder or actual controller of the company [3]. Group 3: Regulatory Compliance - The equity change is in compliance with relevant laws and regulations, and a detailed report has been disclosed by the company on the same day [3].