Core Viewpoint - The optical fiber and cable sector has experienced a significant surge in stock prices, with 16 companies seeing increases of over 9% in a single day, driven by the demand for AI-related infrastructure and technological advancements in the industry [1][3][10]. Group 1: Market Performance - The optical fiber sector saw remarkable stock performance, with companies like Yuzhong Technology and Sanhuan Group rising by 19.99% and 15.54% respectively, indicating a strong market reaction [2][3]. - The average price of mainstream G.652.D optical fiber in China has exceeded 40 RMB per core kilometer, with some urgent orders reaching 50 RMB, marking an over 80% increase from the previous year's low [8]. Group 2: Demand Drivers - The explosive growth in AI computing power demand is a primary driver, with optical fiber usage in AI data centers being 16 to 36 times higher than traditional data centers [4][6]. - Major tech companies, such as Meta, have signed substantial contracts, including a $6 billion long-term supply agreement with Corning for optical fibers, further fueling industry optimism [6][8]. Group 3: Supply Constraints - The production of optical fiber preform, a critical raw material, faces significant technical barriers and long lead times, with capacity expansion taking 18 to 24 months [6][8]. - Global production capacity for optical preform is nearing 100%, leading to a supply crunch, particularly for standard communication fibers, as manufacturers prioritize high-end products for AI data centers [8][10]. Group 4: Industry Dynamics - The industry has undergone consolidation, with the top four companies, including Corning and domestic leaders like Changfei Fiber and Zhongtian Technology, holding over 50% market share [10][11]. - Companies with integrated supply chains, capable of producing their own optical preform, are positioned to benefit significantly from rising prices, showcasing substantial profit elasticity [11][12]. Group 5: International Expansion - Chinese optical fiber companies are accelerating their international expansion, targeting high-value orders in North America and Europe, while also achieving breakthroughs in next-generation communication technologies [12][13]. Group 6: Investment Interest - International investment banks, including Goldman Sachs, have made significant investments in several optical fiber companies, indicating strong market confidence and recognition of growth potential [3][20]. - Companies like Hangdian Technology and Wanlong Optoelectronics are attracting attention due to their comprehensive production capabilities and involvement in multiple high-growth sectors, including energy and industrial digitization [17][20].

Core Viewpoint - AI computing power is becoming the main growth engine in the telecommunications industry, with a focus on investment opportunities in the computing power supply chain and the delivery capabilities of leading optical module manufacturers [1] Group 1: Industry Insights - The computing power sector has shown significant growth, with the semiconductor equipment and AI chip industries facing increased urgency for development due to overseas restrictions, making domestic substitution a prevailing trend [1] - The domestic chip manufacturers have begun to explore solutions such as super nodes to compensate for the performance disadvantages of single cards by leveraging the advantages of multiple card configurations [1] Group 2: Investment Opportunities - The construction of multi-card clusters raises higher demands for the quantity and quality of components, creating greater investment opportunities across the supply chain [1] - Specific segments such as liquid cooling, storage, power supply, optical modules, PCB, and quantum computing are expected to experience higher performance elasticity [1] Group 3: Market Outlook - Since 2025, both Chinese and American technology stocks have performed well, with the computing power sector leading market gains, and there are emerging opportunities on the model and application side [1] - Looking ahead to 2026, the domestic computing power market is expected to thrive, with performance elasticity and investment certainty, potentially replicating the long bull market seen in U.S. stocks since 2023 [1]