通信行业周报OCS使用场景拓展，华为新款AI芯片测试顺利

Investment Rating - The report suggests focusing on sectors driven by domestic AI development, such as servers and IDC, as well as sectors driven by overseas AI development, including servers and optical modules [4]. Core Insights - The AI industry is experiencing significant growth, with NVIDIA highlighting a tenfold increase in AI model parameters annually, driving demand for GPUs and high-bandwidth networks [1][52]. - Lumentum's OCS business has exceeded expectations, achieving over $10 million in quarterly revenue ahead of schedule, with a backlog of over $400 million in orders [1][47]. - Huawei's new AI chip has successfully passed customer testing, with ByteDance and Alibaba planning to purchase, marking a significant breakthrough in domestic AI computing capabilities [1][10]. - The price of mainstream G.652D-24 core optical cables has risen significantly, reflecting a tight supply in the current market [1][41]. - Google's TurboQuant AI compression algorithm can achieve approximately sixfold memory compression without retraining models, significantly enhancing performance [1][51]. - ByteDance's cloud model usage has surged, with daily token consumption exceeding 100 trillion, indicating rapid growth in domestic AI computing infrastructure [1][49]. - The company "月之暗面" is considering an IPO in Hong Kong, seeking up to $1 billion in financing, reflecting high investor interest in AI stocks [1][49]. - Arm Holdings has announced its first self-developed AGI CPU chip, with expectations of generating approximately $15 billion in annual revenue from this new business within five years [1][44]. Summary by Sections Telecommunications Sector - The telecommunications business revenue growth is gradually improving, with a total revenue of 290.4 billion yuan in January-February 2026, a year-on-year decrease of 1.7% [3]. - The number of fixed broadband users reached 694 million, with 35.3% having access speeds of 1000 Mbps or higher [16]. Optical Modules - The optical module index increased by 2.43% this week and 10.65% this month, with Lumentum positioned as a key supplier in the AI-driven cloud transceiver and OCS sectors [2][9]. Servers - The server index decreased by 3.25% this week and 8.49% this month, with Arm Holdings announcing its first AGI CPU chip, expected to generate significant revenue in the coming years [2][6]. IDC - The IDC index decreased by 2.90% this week and 6.55% this month, with Huawei's new AI chip facilitating domestic AI computing advancements [2][10].