高毅、淡水泉等百亿私募动向曝光！复胜聚焦AI应用！太空光伏、商业航天备受关注！

Core Insights - The article highlights the active engagement of private equity firms in A-share company research in January 2026, indicating a positive market outlook and strategic long-term investments in sectors like AI, semiconductors, and hard technology [5][6]. Group 1: Private Equity Research Activity - In January 2026, a total of 743 private equity firms conducted 2028 research activities on A-share companies, focusing on hard technology sectors such as computers, machinery, electronics, and biomedicine [2][5]. - The research activities signal a proactive approach by private equity firms to identify long-term investment opportunities, particularly in AI and semiconductor sectors, reflecting their confidence in the growth potential of these industries [5][6]. Group 2: Notable Companies Under Research - The company with the highest number of private equity firm visits in January was Dajin Heavy Industry, which was researched by 54 firms, with an expected net profit growth of 121.58% to 153.23% for 2025 [9]. - Chaojie Co., which was visited by 8 major private equity firms, is expanding into the aerospace sector, benefiting from the high demand in aerospace manufacturing [10]. - The stock with the highest increase among the researched companies was Dike Co., which saw an 82.91% rise in January, driven by the space photovoltaic concept [10]. Group 3: Focus of Major Private Equity Firms - Notable private equity firms such as DWS, Gao Yi Asset, and others were highly active in January, with DWS researching 27 companies, achieving an average stock increase of 13.39% among those researched [11][18]. - Gao Yi Asset's research included 24 companies, with the top three performing stocks being Wangsu Technology (61.56%), Su Da Weige (50.19%), and Aike Optical (42.31%) [15][16]. Group 4: Sector Performance and Trends - The AI application sector saw significant interest, with companies like Liou Co. and Yiwan Yi Chuang experiencing stock increases of 65.25% and 50.79%, respectively, due to their advancements in AI technology [22]. - The mechanical equipment sector also showed strong performance, with companies like Aike Optical and Woerde achieving substantial stock price increases [19][22].