Investment Rating - Industry Rating: Outperform the market (maintained rating) [6] Core Views - The report maintains a positive outlook on the computing power industry chain, particularly in overseas markets, which remain robust despite challenges from DeepSeek and trade frictions. The domestic AI industry and AIDC chain are also expected to maintain high growth, with 2025 potentially being a pivotal year for AI infrastructure in China [3][22]. - The report emphasizes the importance of "AI + overseas expansion + satellites" as key investment opportunities, recommending focus on core sectors such as optical modules, liquid cooling, and domestic computing power lines [3][22]. Summary by Sections 1. Artificial Intelligence and Digital Economy - Key recommendations include: - Optical modules & optical devices: Focus on companies like Zhongji Xuchuang, Xinyi Sheng, Tianfu Communication, and Yuanjie Technology [4][26]. - Switch server PCBs: Recommended companies include Hudian Co., ZTE, and Unisplendour [4][26]. - Low valuation, high dividend companies: China Mobile, China Telecom, and China Unicom are highlighted for resource revaluation [4][26]. - AIDC & cooling: Key recommendations include Yingweike and Runze Technology [4][26]. - AIGC applications/edge computing: Focus on companies like Guohua Communication and Meg Intelligent [4][26]. 2. Offshore Wind and Submarine Cables & Intelligent Driving - Offshore wind and submarine cables: Recommended companies include Hengtong Optic-Electric, Zhongtian Technology, and Oriental Cable [5][27]. - Offshore recovery & concentration: Key recommendations include Huace Navigation and Weisheng Information [5][27]. - Intelligent driving: Suggested focus on modules & terminals, sensors, connectors, and structural components [5][27]. 3. Satellite Internet & Low Altitude Economy - The report highlights the rapid development of low-orbit satellites and the low-altitude economy, recommending companies like Huace Navigation and Haige Communication [6][29]. 4. Market Performance Review - The communication sector experienced a decline of 3.47% in the week of October 27-31, underperforming against the CSI 300 index [30][32].