According to OCT A's announcement, the controlling shareholder OCT Group increased its holdings by 19.572,900 shares through centralized bidding from July 15 to December 16, 2025, accounting for 0.24% of the total share capital, and an increase of 50,1742 million yuan in holdings. After this increase in holdings, the shareholding ratio of OCT Group and its co-actors rose from 49.76% to 50.00%, which is an integer multiple of 5%. This change in equity will not lead to changes in controlling shareholders and actual controllers, nor will it have a significant impact on corporate governance and ongoing operations, and plans to increase holdings have not yet been implemented.

According to OCT A's announcement, the controlling shareholder OCT Group increased its holdings by 19.572,900 shares through centralized bidding from July 15 to December 16, 2025, accounting for 0.24% of the total share capital, and an increase of 50,1742 million yuan in holdings. After this increase in holdings, the shareholding ratio of OCT Group and its co-actors rose from 49.76% to 50.00%, which is an integer multiple of 5%. This change in equity will not lead to changes in controlling shareholders and actual controllers, nor will it have a significant impact on corporate governance and ongoing operations, and plans to increase holdings have not yet been implemented.