Group 1 - Tianyue Advanced (02631) saw a significant increase of over 17%, reaching a new high of 70.4 HKD per share, with a current trading price of 68.4 HKD and a transaction volume of 314 million HKD [1] - Zhejiang Securities' report highlights Tianyue Advanced's active expansion into silicon carbide (SiC) applications in emerging fields, indicating long-term growth potential [1] - The report identifies three key areas for SiC application: 1. AR Glasses: SiC materials are expected to be ideal for next-generation AR glasses due to their high refractive index and lightweight properties, leading to better display performance [1] 2. AIDC: With the surge in AI computing demand, SiC power devices can significantly enhance server power efficiency, aligning with the trend of data centers transitioning to 800V high-voltage architectures driven by giants like NVIDIA [1] 3. Advanced Packaging: Single crystal SiC's thermal conductivity is 2-3 times higher than silicon, making it an ideal material for intermediary layers, potentially providing new thermal management solutions for CoWoS packaging [1] Group 2 - TSMC's Q4 2025 performance exceeded expectations, marking the seventh consecutive quarter of double-digit growth, with net profit soaring 35% year-on-year to approximately 16 billion USD, setting a historical record [2] - TSMC's gross margin has surpassed 60% for the first time, and the company has significantly raised its capital expenditure guidance for 2026 to 52-56 billion USD, nearly 40% higher than previous estimates [2] - The report from Huaxin Securities indicates that SiC materials meet the performance requirements for AI chips, with major AI clients leading the upgrade of intermediary layer materials [2]