Group 1 - Company plans to increase capital by $100 million to expand AI computing power high-end printed circuit board production in Thailand [2] - Bona Film Group states that the box office revenue for "Avatar 3" is currently unpredictable and the investment return rights ratio is low, which will not significantly impact short-term performance [3] - Zhongwei Electronics announces that its controlling shareholder is planning a change in company control, leading to a temporary stock suspension [4] Group 2 - Guotou Intelligent clarifies that its controlling shareholder has not established a subsidiary in Hubei, countering market rumors [5] - Junya Technology reports that its PCB products can be used in humanoid robots, but this segment contributes less than 0.05% to total revenue, thus not significantly affecting current performance [6] - Aerospace Machinery states that its main business does not involve commercial aerospace, confirming no undisclosed major information [7] Group 3 - Haike Xinyuan's second-largest shareholder plans to reduce its stake by up to 2.5% through asset management plans [9] - Sun Cable's third-largest shareholder intends to reduce its stake by up to 3% for operational needs [10] - Deyi Cultural's controlling shareholder plans to reduce its stake by up to 2% without affecting company control [11] Group 4 - China National Materials International signs a total contract worth 2.7 billion yuan for an engineering project [13] - Weiguang Biological plans to sign a technology cooperation contract for blood products worth approximately 113 million yuan [14]