A股主要股指尾盘拉升，商业航天概念活跃

Market Overview - On January 22, major A-share indices saw a late rally, with the Shanghai Composite Index rising by 0.14% to close at 4122.58 points, and the ChiNext Index increasing by 1.01% [1] - The total market turnover reached approximately 2.72 trillion yuan, an increase of over 90 billion yuan compared to the previous day [1] - Nearly 3600 stocks in the market were in the green, indicating overall market activity [1] Commercial Aerospace Sector - The commercial aerospace concept regained momentum, with Tengjing Technology hitting a 20% limit up, reaching a historical high, and other companies like Triangle Defense also hitting their limit up [3][4] - The "Chuan Yue Zhe No. 1" manned spacecraft was publicly showcased, with over 20 space tourists already booked for future flights, expected to launch in 2028 [3][5] Controlled Nuclear Fusion Sector - The controlled nuclear fusion concept saw significant gains, with companies like Xibu Materials and Xue Ren Group hitting their limit up [8] - Zhejiang Fu Holdings entered the controlled nuclear fusion sector by signing a cooperation agreement for the development of core components for the China Fusion Engineering Demonstration Reactor [10] - The industry is viewed positively due to the long-term growth potential of nuclear fusion as a sustainable energy source, with significant capital expenditures expected to drive growth [10] Company-Specific Developments - Guosheng Technology experienced a dramatic turnaround, going from a five-day limit down to a limit up, attributed to its announcement that its main business remains stable and operational [12] - The company projected a net loss of 65 million to 32.5 million yuan for 2025, citing structural overcapacity in the photovoltaic industry as a key factor affecting profitability [13]