Zheng Quan Shi Bao·2025-09-25 09:50Market Overview - The A-share market continued its strong performance on September 25, with the Shanghai Composite Index experiencing slight fluctuations, while the ChiNext Index rose over 2%, reaching a new high in over three years [1][2] - The Shanghai Composite Index closed at 3853.3 points, down 0.01%, while the Shenzhen Component Index rose 0.67% to 13445.9 points, and the ChiNext Index increased by 1.58% to 3235.76 points [1] Sector Performance - The real estate sector faced declines, with major stocks like Longfor Group hitting the daily limit down [2] - The metals sector saw significant gains, particularly in copper and cobalt stocks, with companies like Luoyang Molybdenum and Tongling Nonferrous Metals rising over 7% [3][4] - AI application stocks were active, with companies like Pinming Technology and Inspur Information hitting the daily limit up [2][7] Copper and Cobalt Market Dynamics - A significant incident at Freeport McMoRan's Grasberg mine in Indonesia has led to a substantial increase in global copper prices, with production expected to be disrupted until at least 2027 [5] - The Democratic Republic of Congo has extended its cobalt export ban until October 15, 2023, implementing a quota system that will limit exports to 44% of annual production from 2026 to 2027, which is expected to drive cobalt prices higher [6] AI Industry Developments - The AI sector is witnessing robust growth, with major companies like JD.com and Alibaba making significant investments in AI infrastructure, projected to exceed $350 billion in 2023 [9] - The AI application concept stocks are experiencing heightened activity, with several companies reaching new highs [7][9] Controlled Nuclear Fusion Sector - The controlled nuclear fusion sector is gaining momentum, with companies like Hanhua Huatong and Shanghai Electric seeing substantial stock price increases [10][12] - The global race for fusion energy is intensifying, with various countries advancing their fusion energy strategies and commercial agreements being established [12]