A股三大指数开盘涨跌不一，沪指涨0.11%

Group 1: Special Fiber Industry - The special fiber sector is expected to see significant growth in 2026, driven by increasing demand for high-performance PCBs due to rapid growth in computing power requirements [1] - The slow production ramp-up of industry leader Nitto Denko creates opportunities for domestic companies to provide sample certifications to downstream clients [1] - The current supply-demand imbalance in the industry is unlikely to change in the short term due to technical barriers, leading to a positive outlook for the special fiber market [1] Group 2: Federal Reserve and Economic Outlook - The Federal Reserve is expected to lower interest rates twice in 2026, with the first cut potentially delayed until the second quarter [2] - The Fed's recent meeting maintained interest rates, aligning with market expectations, while highlighting that the unemployment rate has stabilized [2] - Structural issues such as income distribution imbalance and affordability pressures on households are identified as core economic problems that monetary policy alone cannot resolve [2] Group 3: Optical Fiber Demand - The demand for optical fibers is projected to grow rapidly due to AI and other technologies, with significant increases expected in global optical module demand by 2026 [3] - Anticipated "Scale up" demand for optical fibers is expected to emerge around 2027, potentially being 2-3 times the current enterprise network business volume [3] - "Scale Across" demand is also expected to contribute to substantial growth in optical fiber requirements [3]