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Investment Rating - The report maintains a "Buy" rating for the industry, specifically highlighting the potential of high-speed optical chips and the favorable market conditions for optical modules [5]. Core Insights - The optical chip market is expected to experience significant growth driven by AI demand, with the global EML laser chip market projected to reach 3.71 billion yuan in 2024 and grow to 7.412 billion yuan by 2030, reflecting a compound annual growth rate (CAGR) of 12.23% [1][27]. - The demand for optical modules is on the rise, with the global Ethernet optical module market expected to grow by 35% to 18.9 billion USD in 2026, and further double-digit growth anticipated from 2027 to 2030, potentially exceeding 35 billion USD by 2030 [3]. - The report emphasizes the critical role of optical chips in optical modules, which are essential for high-speed data transmission in various applications, including data centers and telecommunications [12][13]. Summary by Sections Section 1: Optical Chips - Optical chips are the core components of optical modules, essential for converting optical signals and determining transmission efficiency in communication systems [12]. - The EML laser chip, a high-end product, is in high demand due to its capabilities in long-distance and high-speed data transmission, particularly in AI applications [24][26]. - The market for EML chips is currently dominated by a few international giants, including Lumentum and Coherent, with domestic manufacturers striving to increase their market share through technological advancements [27][38]. Section 2: Silicon Photonic Modules - Silicon photonic modules are characterized by high integration, low power consumption, and cost-effectiveness, which are driving the demand for continuous wave (CW) lasers [2]. - The transition to higher data rates (800G/400G) necessitates the use of advanced laser chips, further boosting the demand for CW lasers [2]. Section 3: Market Dynamics - The report indicates a tight supply-demand situation for optical chips, driven by the increasing demand for optical modules in AI infrastructure and cloud computing [3]. - Major companies like Coherent and Lumentum are expanding their production capacities to meet the growing demand for high-speed optical components [6][7]. - The report highlights the expected growth in the optical module market, with significant contributions from AI-driven applications and the expansion of data center networks [3][28]. Section 4: Key Companies - Coherent is experiencing strong growth in demand for its 800G and 1.6T transceiver orders, with plans to double its production capacity in the coming year [5][6]. - Lumentum has reported record shipments of EML lasers, driven by demand for 100Gbps and 200Gbps products, and is expanding its production capacity to meet future needs [6][7]. - Tower Semiconductor is also seeing significant revenue growth from silicon photonic products, with plans for substantial capacity expansion [8].