科华数据部分董高减持计划实施完毕，合计减持499,280股

Core Viewpoint - The company disclosed that certain directors and senior management planned to reduce their shareholdings, which has now been completed without exceeding the planned amount and will not impact the company's governance or control [1] Summary by Relevant Sections - Shareholding Reduction Announcement - The company announced on June 12 that five individuals, including Vice Chairman and President Chen Sixiong, intended to reduce their holdings by a total of up to 499,295 shares, representing no more than 0.0969% of the total share capital [1] - Completion of Shareholding Reduction - As of the announcement date on September 30, the actual reduction was 499,280 shares, maintaining the same percentage of 0.0969% [1] - Reduction Method and Compliance - The reduction was executed through centralized bidding transactions, with the reduction period set from July 31 to September 30, 2025. The actions were in compliance with relevant laws and regulations, and did not exceed the planned quantity [1]