午报三大指数震荡分化涨跌不一，算力硬件股集体走强，锂电板块陷入调整

Market Overview - The three major indices showed mixed performance, with the Shenzhen Component rebounding while the ChiNext Index lagged behind. The total trading volume in the Shanghai and Shenzhen markets reached 1.64 trillion, an increase of 117.3 billion from the previous trading day [1] - Over 2900 stocks in the market declined, indicating a rapid rotation of market hotspots [1] Sector Performance - The computing hardware sector remained active, with strong performances from PCB, CPO, and liquid cooling server concepts. Notable stocks included ShenNan Electric, Dazhu Laser, and Huadian Electric, which hit the daily limit [1] - The power sector also showed strength, with Gan Energy and Huayin Electric achieving consecutive gains [1] - The gas turbine concept saw collective gains, with Dongfang Electric and Changbao Co. hitting the daily limit [1] - The small metals sector was active, with Yunnan Zhiye and Zhangyuan Tungsten reaching the daily limit [1] Individual Stock Highlights - A total of 45 stocks hit the daily limit, with a limit-up rate of 80%. Notable stocks included YN Energy with six consecutive limits and Falsheng with four consecutive limits [1] - The computing hardware stocks collectively surged, with companies like Jieput, Jufei Optoelectronics, and Zhongtian Technology hitting the daily limit [1] Investment Opportunities - Liquid cooling concepts are identified as strategic investment opportunities, with strong growth potential and favorable odds. The sector is transitioning from being optional to a necessity due to stricter energy efficiency standards [6] - The North American power transformer supply gap is reported to be 30%, with a 6% gap in distribution transformers, indicating a significant opportunity for companies in this sector [20] Future Projections - North American cloud providers' capital expenditures are projected to reach $126 billion in Q4 2025, a 62% year-on-year increase, with a total guidance exceeding $660 billion by 2026 [3] - The global shipment share of high-speed optical modules (800G and above) is expected to rise from 19.5% in 2024 to over 60% by 2026, becoming a standard in AI data centers [3]