Shanxi Securities·2025-11-06 05:49Investment Rating - The report maintains an "Outperform" rating for the communication industry, indicating an expected performance exceeding the benchmark index by more than 10% [1][40]. Core Insights - Nvidia's GTC event provided a significant CAPEX guidance of $500 billion for the Blackwell-Rubin series, with North American CSPs showing a clear upward trend in capital expenditures for Q3 2025 [4][16]. - The report highlights a strong growth trend in AI infrastructure investments, with North American CSPs' capital expenditures reaching a total of $113.3 billion in Q3, marking a 75% year-on-year increase [5][17]. - The A-share communication industry is experiencing high growth in AI computing performance, although there is a mismatch between high short-term expectations and actual performance releases [5][17]. Summary by Sections Industry Dynamics - Nvidia's guidance for North American CSPs suggests CAPEX could reach $443 billion, $549 billion, and $632 billion from 2025 to 2027, with GPU shipments expected to total 20 million units [4][16]. - The report emphasizes the stability of capital markets regarding concerns over "AI bubble" investments, with Nvidia's roadmap enhancing investment certainty in areas like 1.6T optical modules and quantum computing [4][16]. A-Share Communication Industry Overview - The report notes that leading companies in optical modules, such as Zhongji Xuchuang and Xinyi Technology, continue to expand production, with stable gross margin trends despite short-term performance fluctuations [5][17]. - The bottleneck effects in core materials like optical chips are becoming more pronounced, with domestic chip manufacturers expected to gain market share as overseas giants slow down production [5][17]. Market Performance - The overall market showed mixed performance during the week of October 27 to October 31, 2025, with the Shenzhen Component Index rising by 0.67% and the communication index declining by 3.59% [11][20]. - The report identifies cloud computing as the leading sector with a weekly increase of 22.48%, followed by IDC and equipment manufacturers [11][20]. Recommended Companies - The report suggests focusing on companies in various segments, including optical devices (e.g., Guangke Technology, Shijia Photon) and AIOT solutions (e.g., Rockchip, Yiyuan Communication) [20].