AI景气度逐步向上传导，关注产业链缺货涨价环节

Investment Rating - The industry investment rating is "Positive" [2] Core Insights - The electronic sub-sectors have shown differentiation, with the semiconductor sector increasing by 19.11% since the beginning of the year, while electronic chemicals have surged by 22.78% [3][10] - The AI sector is driving demand, leading to potential price increases across the supply chain, particularly in CPUs and storage [3][4] - Intel and AMD's server CPU capacities are nearly sold out, with expected price increases of 10%-20% in Q1 2026 [3] - Samsung's NAND prices may rise by 100%, and DRAM prices could increase by 70% in Q1 2026 due to supply constraints [3] - Taiwan's packaging and testing firms are experiencing high capacity utilization, leading to price hikes of around 30% [3][4] Summary by Sections Electronic Sub-sectors Performance - The performance of electronic sub-sectors since the beginning of the year includes: - Semiconductors: +19.11% - Other Electronics II: +13.57% - Components: +2.85% - Optical Electronics: +11.32% - Consumer Electronics: +5.28% - Electronic Chemicals II: +22.78% [3][10] North American Key Stocks - Key stock performances include: - Apple: -2.93% - Tesla: +2.64% - Broadcom: -9.00% - Qualcomm: -2.26% - TSMC: -2.20% - Micron Technology: +10.17% - Intel: -4.02% - NVIDIA: +0.77% [3][11] Price Trends in CPUs and Storage - CPU prices are expected to rise due to supply-demand imbalances, with Intel and AMD planning price adjustments of 10%-15% for mainstream models and up to 20% for high-end AI-compatible models [3] - NAND prices are projected to increase by 100%, while DRAM prices may rise by 70% in Q1 2026 [3] Testing and Packaging Sector - Taiwan's testing and packaging firms are experiencing nearly full capacity utilization, leading to price increases of approximately 30% [3][4] Recommended Companies - Suggested companies to watch include: - Overseas AI: Industrial Fulian, Huadian Co., Pengding Holdings, Shenghong Technology, Shengyi Technology, Shengyi Electronics - Domestic AI: Cambricon, Chipone, SMIC, Hua Hong Semiconductor, Shenzhen South Circuit - CPU: Haiguang Information, Loongson Technology, Lianqi Technology - Storage: Zhaoyi Innovation, Puran Technology, Demingli, Jiangbolong - Testing and Packaging: Changdian Technology, Tongfu Microelectronics, Yongxi Electronics [4]