Market Overview - A-shares exhibited mixed performance on the 8th, with the Shanghai Composite Index experiencing narrow fluctuations, while the ChiNext Index declined, and the Sci-Tech 50 Index surged [1] - The Shanghai Composite Index closed down 0.07% at 4082.98 points, the Shenzhen Component Index fell 0.51%, the ChiNext Index dropped 0.82%, and the Sci-Tech 50 Index rose 0.82% [1] - Total trading volume in the Shanghai and Shenzhen markets was approximately 2.83 trillion yuan, a decrease of about 55 billion yuan from the previous day [1] Commercial Aerospace Sector - The commercial aerospace concept saw a significant surge, with over 20 stocks hitting the daily limit, including Qian Zhao Guang Dian and Pu Ni Ce Shi, which both reached the limit [3] - Notable performers included Jin Feng Ke Ji, which achieved a three-day limit increase, and Zhen Lei Ke Ji, which rose over 15% to reach a historical high [3] Controlled Nuclear Fusion Sector - The controlled nuclear fusion concept showed strong performance, with Ha Han Hua Tong rising over 12% and several other stocks, including China Nuclear Engineering and Aerospace Morning Light, hitting the daily limit [6] - Recent breakthroughs in controlled nuclear fusion technology were reported, with the EAST device confirming the existence of a density-free zone, providing important physical evidence for high-density operation [6][8] Industrial Software Sector - The industrial software concept gained traction, with Han De Information rising over 13% and Baoxin Software hitting the daily limit [9] - The Ministry of Industry and Information Technology, along with other departments, issued a directive to strengthen the development of industrial software, indicating a supportive policy environment for the sector [11]