Sou Hu Cai Jing·2025-12-30 05:12Market Overview - The A-share market experienced mixed performance with the Shanghai Composite Index recording a "9 consecutive days of gains" as of December 29, 2023, marking a slight increase of 0.04% [1] - The Shenzhen Component Index and the ChiNext Index fell by 0.49% and 0.66% respectively, while the North Star 50 Index decreased by 0.45% [1] - Total trading volume in the Shanghai and Shenzhen markets was 21,577 billion yuan, a decrease of 234 billion yuan from the previous day [1] Multi-Financial Sector - The multi-financial sector showed active performance, with stocks like Lakala leading the gains, and companies such as Cuiwei Co., Luxin Venture Capital, and Yuexiu Capital reaching around 10% limit up [3] - On December 26, the Shanghai Stock Exchange announced new guidelines to support high-quality commercial rocket enterprises under the Sci-Tech Innovation Board, which is expected to accelerate the development of the commercial aerospace industry [3] - The rapid growth of the commercial aerospace sector is projected to create significant market opportunities for carbon fiber composite materials, which can account for 70%-90% of the structural weight in spacecraft [3] Carbon Fiber Industry - Shanxi Securities noted that leading companies in the carbon fiber industry are announcing price increases, indicating a recovery in industry conditions [4] - The market for carbon fiber is showing clear differentiation, with general products facing strong competition, while high-end applications in aerospace, hydrogen storage, and wind power require consistent performance and reliable supply [4] - According to Baichuan Yingfu, China's actual consumption of carbon fiber is expected to reach 96,446 tons in 2025, a year-on-year increase of 71.89%, primarily driven by the wind power and aerospace sectors [4] Brain-Computer Interface Sector - The brain-computer interface sector saw significant gains, with Haige Communication reaching around 10% limit up, followed by companies like Meihao Medical and Mcland [5] - On December 26, the National Medical Products Administration released a list of high-end medical devices for priority approval, which includes implantable brain-computer interface devices [5] - The global brain-computer interface market is currently valued at several billion dollars and is expected to exceed 10 billion dollars by 2030, with the medical application market projected to reach 40 billion dollars by 2030 and 145 billion dollars by 2040 according to McKinsey [5][6]