Zheng Quan Shi Bao·2025-12-02 11:02Market Overview - On December 2, the A-share market saw a total of 55 stocks hit the daily limit, with 47 stocks after excluding 8 ST stocks, resulting in a limit-up rate of 73.33% [1] Top Gainers - Tongyu Communication had the highest limit-up order volume at 48.75 million shares, followed by Shilianhang, Yilida, and Daoming Optics with 43.22 million, 36.66 million, and 36.42 million shares respectively [1] - Jinfu Technology achieved 7 consecutive limit-ups, while *ST Yatai had 6 consecutive limit-ups, and several other stocks had 3 to 5 consecutive limit-ups [1] Investment Highlights - Tongyu Communication is involved in the commercial aerospace sector and has invested 10 million yuan in an aerospace industry fund focusing on satellite communication and advanced manufacturing [1] - The fund has already invested in Jingji Communication and plans to invest in Lingkong Tianxing, which aligns with Tongyu's business [1] Sector Performance Aerospace Sector - Stocks such as Leike Defense, Aerospace Development, and Shunhao Shares saw limit-ups, with Leike Defense focusing on satellite remote sensing technology [5][6] - Aerospace Development is primarily engaged in aerospace defense information technology [3] AI Mobile Phones - Daoming Optics and Fulu Technology experienced limit-ups, with Daoming Optics producing graphene heat dissipation films for smartphones [5] - Fulu Technology's alloys are used in major consumer electronics like Apple and Samsung products [5] Pharmaceutical Sector - Companies like Renmin Tongtai and Haiwang Biological also saw limit-ups, with Renmin Tongtai focusing on a comprehensive health service platform in Heilongjiang Province [5][6] Institutional Activity - The top net purchases by institutions included Aerospace Development, Shunhao Shares, and Saiwei Electronics, with net buying amounts of 1.67 billion yuan, 1.5 billion yuan, and 1.13 billion yuan respectively [7][8]