Core Viewpoint - The article highlights the significant growth and potential of the optical communication sector in China, particularly focusing on Tianfu Communication, which has emerged as a key player in the AI-driven data center infrastructure market. The company's success is attributed to its technological advancements, strategic positioning, and the booming demand for optical modules driven by AI applications [4][22][26]. Group 1: Market Dynamics - The optical communication market is experiencing explosive growth, with the global optical module market size expected to increase from $11.2 billion in 2020 to $17.8 billion in 2024, and projected to reach $23.5 billion by 2025, more than doubling in five years [26]. - Major cloud giants are investing heavily in AI infrastructure, with Microsoft expected to spend $100 billion in fiscal 2025, Meta between $66 billion and $72 billion, and Google $85 billion, all focusing on AI data centers and GPU clusters [26]. - The "East Data West Computing" policy is accelerating the construction of domestic data centers, further driving demand for optical modules [26]. Group 2: Company Overview - Tianfu Communication, founded by Zhou Zhinong in 2005, initially focused on manufacturing ceramic sleeves for optical fibers, a market previously dominated by Japanese companies [10][12]. - The company has evolved from a single product manufacturer to a comprehensive optical device service provider, holding over 200 patents and achieving a global market share of over 40% in ceramic sleeves and 70% in optical module components within NVIDIA's supply chain [14][15][27]. - Tianfu's revenue for 2024 is projected to reach 3.252 billion yuan, a year-on-year increase of 67.74%, with net profit expected to be 1.344 billion yuan, reflecting an 84.07% growth [22]. Group 3: Technological Advancements - Tianfu Communication has adopted a vertical integration model, controlling the entire supply chain from raw materials to precision processing, which allows it to maintain a cost advantage of 15-20% over competitors [17]. - The company has successfully transitioned from passive to active optical components, with active device revenue accounting for 34.4% of total revenue by mid-2023, creating a dual-driven growth model [18]. - Tianfu is also focusing on next-generation optical communication technologies, such as Co-Packaged Optics (CPO), which are critical for overcoming bandwidth limitations in AI applications [19][20]. Group 4: Competitive Positioning - Tianfu Communication is positioned as a "stabilizer" within the "Yizhongtian" trio (including Xinyi and Zhongji), providing essential optical components for high-speed data transmission [23][24]. - The company has secured significant contracts, including a $200 million order from NVIDIA, making it one of the few global suppliers of 800G optical modules [24]. - Tianfu's operational efficiency is highlighted by its low expense ratio of 12.5% and strong cash flow, enabling it to expand its international presence and mitigate geopolitical risks [22].

Group 1 - The construction of a maritime power is a significant strategic task for the rejuvenation of the Chinese nation, with advanced marine technology being a key indicator of this development [1] - The development of submarine optical cable communication is crucial for supporting marine resource development and offshore operations [1][2] - Wuhan has become the largest production base for optical fibers and cables globally, with leading companies showcasing new capabilities in transoceanic transmission [2][3] Group 2 - The total length of global submarine optical cables has reached 1.4 million kilometers, equivalent to circling the Earth 35 times, carrying trillions of dollars in financial data daily [4] - Historically, the technology and market for submarine cables have been monopolized by companies from the US, France, and Japan, making submarine cables a core element of international technological competition [4] - Wuhan enterprises are pushing for technological innovation and breakthroughs in this context of international competition [4][6] Group 3 - Yangtze Optical Fibre and Cable Company has maintained the world's largest market share in preform, optical fiber, and optical cable for nine consecutive years [6] - The company recently laid the world's first 7-core optical fiber submarine experimental cable, providing a revolutionary solution for "expanding capacity without increasing size" [6] - FiberHome Technologies announced a record transmission speed of 254.7 Tb/s over a 200-kilometer standard single-mode fiber, supporting long-distance signal transmission [6] Group 4 - The construction of a complete industrial chain capability is essential for the development of submarine optical cables [7] - The technology developed by China Information Communication Technologies Co., Ltd. achieved a world record for single-span transmission of 1002.75 kilometers, which has significant applications in near-sea fisheries and marine resource protection [7][8] - Submarine optical cables are critical for various applications, including real-time data transmission for oil and gas platforms and international quantum communication [8] Group 5 - FiberHome is investing nearly 3 billion yuan to build Asia's largest marine communication industrial park, capable of producing 10,000 kilometers of submarine optical cables annually [10] - The company has a complete industrial chain layout in optical fiber and submarine cable technology, actively participating in the optimization and construction of global marine networks [10] - The collaborative innovation model between enterprises and research institutions in Wuhan is fostering rapid technology transfer into industrial capabilities [10]

Core Viewpoint - The A-share market experienced significant activity on September 22, with a total of 73 stocks hitting the daily limit up, indicating strong investor interest and market momentum [1]. Group 1: Stock Performance - Hangzhou Dianzi shares (杭电股份) achieved a five-day consecutive limit up, driven by the optical communication sector [1]. - Demingli (德明利), a storage chip concept stock, recorded a two-day consecutive limit up, reflecting positive sentiment in the semiconductor industry [1]. Group 2: Notable Stocks and Concepts - ST Zhengping (*ST正平) led with seven consecutive limit ups in the road and bridge engineering sector [1]. - Yunnan Tourism (云南旅游) and Huashu Technology (华软科技) both saw four and two consecutive limit ups respectively, indicating growing interest in humanoid robots and fine chemicals [1]. - Other notable stocks include Red Bean Shares (红豆股份) with three consecutive limit ups in new retail, and Fulongma (福龙马) also with three in the robotics sector [1].

Investment Rating - The report maintains a "Buy" rating for multiple companies in the communication sector, including 沪电股份, 美格智能, 中际旭创, 天孚通信, 鸿日达, 中国移动, 工业富联, 中国电信, 新亚电子, and 鼎通科技 [1][2][3] Core Insights - The OCS (Optical Circuit Switch) market is accelerating due to advancements in AI and is expected to see significant growth, with a projected market size increase from $72.78 million in 2020 to $366.47 million by 2024, reflecting a CAGR of 49.80% [2][16][35] - The quantum computing sector is experiencing rapid development, with significant investments from major tech companies, including a commitment of over £31 billion from Microsoft, Nvidia, Google, and OpenAI to enhance AI infrastructure and quantum technology in the UK [3][6][17] - The report highlights the potential for large-scale applications of OCS technology across various fields, driven by the increasing demand for high-speed, low-energy optical switching solutions [2][35] Summary by Sections OCS Market Insights - The OCS technology is positioned as a mainstream direction for next-generation switching technology, showcasing advantages such as high bandwidth capacity and low energy consumption [2][21] - The global OCS switch market is expected to reach $2,022.21 million by 2031, with a CAGR of 17.12% from 2025 to 2031 [16][32] - The report identifies key OCS technology solutions, including MEMS, digital liquid crystal (DLC), and direct beam steering (DBS) [24][27] Quantum Computing Developments - The quantum computing market is projected to grow from $1.1 billion in 2022 to $7.6 billion by 2027, with a CAGR of 48.1% [19][51] - Significant advancements in quantum computing architecture have been achieved, including the development of the AshN instruction set architecture, which enhances operational efficiency and reduces error accumulation [18][37] - The report emphasizes the ongoing acceleration of quantum computing technology and its potential for diverse applications [19][51] Communication Industry Dynamics - The communication sector index increased by 0.52% during the week of September 15-19, 2025, outperforming the broader market [11][12] - Key recommended stocks in the communication sector include 中国移动, 中国电信, and 中际旭创, among others [20][8] - The report notes the competitive landscape in the OCS market, with major players like Google expected to dominate the market share [29][32]

风险提示：市场有风险，投资需谨慎。本文为AI大模型自动发布，任何在本文出现的信息（包括但不 限于个股、评论、预测、图表、指标、理论、任何形式的表述等）均只作为参考，不构成个人投资建 议。 责任编辑：小浪快报 9月22日，中际旭创跌5.1%，截至发稿，报400.00元/股，成交71.90亿元，换手率1.61%，总市值4444.47 亿元。 浙商汇金先进制造混合（013145）成立日期2021年8月16日，最新规模3560.7万。今年以来收益 35.85%，同类排名2124/8244；近一年收益86.53%，同类排名900/8066；成立以来收益0.62%。 浙商汇金先进制造混合（013145）基金经理为王霆。 截至发稿，王霆累计任职时间6年114天，现任基金资产总规模3560.5万元，任职期间最佳基金回报 78.5%， 任职期间最差基金回报6.09%。 资料显示，中际旭创股份有限公司位于山东省龙口市诸由观镇驻地，成立日期2005年6月27日，上市日 期2012年4月10日，公司主营业务涉及电机定子绕组制造装备的研发、设计、制造、销售与服务;光模块 设备制造。主营业务收入构成为：光通信收发模块97.58%，汽车电 ...

Group 1 - The optical communication sector experienced a significant decline on September 22, with major companies like Changfei Fiber Optics hitting the daily limit down, while Tianfu Communication, Xinyi Sheng, and Zhongji Xuchuang fell over 3% [1] - Changfei Fiber Optics (stock code: 601869) saw a drop of 10% to 108.56, with a market capitalization of 162.4 billion and a price-to-earnings ratio of 139 [2] - Tianfu Communication, Xinyi Sheng, and Zhongji Xuchuang reported declines of 3.81%, 3.16%, and 3.21% respectively [3] Group 2 - The trading data indicates that Changfei Fiber Optics had a trading volume of 5.84 million shares and a turnover rate of 1.30% [2] - The Hong Kong stock price for Changfei Fiber Optics was reported at 56.95, down 7.55%, indicating a significant premium discount of 52% compared to its A-share price [2] - The average price for Changfei Fiber Optics during trading was 110.65, reflecting a notable decrease in investor confidence [2]

Summary of Zhaochi Co., Ltd. Conference Call Industry Overview - The telecommunications market is currently valued at approximately 15 billion RMB, with a trend towards stabilization due to reduced supply and increased demand for 400G and 800G high-speed modules driven by AI applications [3][6] - The demand for high-speed modules in the data communication market is strong, with supply constraints expected to persist until the end of 2026 [3][6] Company Performance and Strategy - Zhaochi Co., Ltd. has achieved a gross margin of about 30% in the low-speed optical module market through process improvements and automation, aiming to capture over one-third of the market share [2][4][7] - The company plans to replicate its successful LED full industry chain experience in the optical communication sector by vertically integrating from optical chips to optical modules, thereby reducing costs and improving efficiency [2][10] - Zhaochi expects its optical communication business to generate over 1.5 billion RMB in revenue and a net profit of 1.5 billion RMB or more by 2026 [2][5] Product Development and Market Position - The company is actively introducing 400G and 800G high-speed modules, with expectations of significant order inflow once production capacity is sufficient by the end of 2026 [2][14] - Initial shipments of high-speed modules are projected to generate at least 500 million RMB in revenue, with potential to reach 1 billion RMB or more under favorable conditions, and gross margins expected to exceed 50% [2][16] - Zhaochi's Nanchang factory is set to produce 200,000 optical modules monthly, with total investment under 1 billion RMB, and the first phase of capital expenditure for optical chips is approximately 500 million RMB, with 70% of construction completed [2][18] Competitive Landscape - The low-speed optical module market has seen reduced competition as major manufacturers shift focus to high-speed modules, leading to a more stable competitive environment [3][6][7] - Zhaochi's main clients in the low-speed optical module market include leading domestic telecommunications companies, with a revenue target of approximately 1 billion RMB by 2026 [12][13] Future Outlook - The company anticipates a recovery in its television and LED industry chain in the coming year, with LED profits expected to grow by 20% annually [21][23] - Zhaochi is optimistic about its strategic transition into optical communication, viewing it as a significant growth opportunity [23]

Summary of Key Points from Conference Call Industry Overview - The telecommunications industry is experiencing accelerated infrastructure development, driven by significant investments from large domestic and international companies, as well as technological innovations [3][4] - Emerging technologies such as CPO, OIO, and hollow fiber optics are gaining attention, further propelling industry growth, particularly in the optical communication sector [3] Company Insights - Leading companies in the telecommunications sector, such as Xuchuang and Xinyi, currently have relatively low valuations, but their Q3 performance is expected to exceed market expectations, potentially boosting their market value [1][4] - The supply chain for silicon photonics is rapidly expanding, with suppliers like Tower planning to significantly increase production capacity by June next year [1][6] - Companies like Xuchuang and Yuanjie are anticipated to maintain stable growth due to the increasing penetration of silicon photonics [8] Emerging Technologies - New technologies like OCS and CPU are impacting the telecommunications industry but will not completely replace traditional technologies. Leading companies are expected to maintain their strong positions while benefiting from the growth of second-tier companies like Cambridge and Huylv [5] - The introduction of liquid cooling technology is necessary due to increased power consumption of optical modules in the 3.2T era [10][11] Market Dynamics - The domestic market is more event-driven, focusing on short-term catalysts, while the overseas market emphasizes long-term investment value based on industry trends and performance [7] - The upcoming Huawei super node architecture is expected to generate significant demand for 800G connections, benefiting companies like Guangxun Technology and Huagong Technology [12][20] Future Outlook - The silicon photonics supply chain is projected to grow robustly, with significant increases in production capacity expected in the near future [6][8] - The next generation of optical interconnect technologies, such as CPC and CPU, is being actively discussed, with potential advancements in materials and electrical connection architectures [9] - Key events like the ECOC conference and OCP summit are anticipated to catalyze developments in the overseas computing power chain [13] Investment Recommendations - It is advisable to focus on leading companies in the main sectors while also monitoring second-tier companies for breakthrough opportunities and the long-term trading potential brought by new technologies [1][7][20]

Core Insights - The report highlights significant revenue growth for the companies analyzed, with New Yisong achieving a revenue of 10.44 billion yuan in the first half of 2025, a year-on-year increase of 282.6% [6] - The report indicates a strong performance in the optical module market, driven by high demand for advanced products such as 1.6T modules and silicon photonics [6][12] - The North American ASIC custom chip market is expected to continue growing, benefiting major suppliers like New Yisong, with projected shipments reaching 5 million units in 2025 [6] Company Summaries New Yisong (300502.SZ) - In the first half of 2025, New Yisong reported a revenue of 10.44 billion yuan, up 282.6% year-on-year, and a net profit of 3.94 billion yuan, an increase of 355.7% [6] - The company’s optical module production capacity reached 15.2 million units, with a production volume of 7.1 million units, reflecting growth of 66.7% and 86.4% respectively [6] - The gross margin improved to 47.4%, up 2.7 percentage points from the previous year, indicating effective cost control and strong demand from key customers [6] Tianfu Communication (300394.SZ) - Tianfu Communication achieved a revenue of 2.46 billion yuan in the first half of 2025, a year-on-year increase of 57.8%, with a net profit of 900 million yuan, up 37.5% [10] - The company’s active business segment saw substantial growth, driven by high-speed active products and ongoing expansion of its Thai factory [10][11] - The demand for 1.6T optical modules is expected to rise significantly, supported by Nvidia's upcoming product launches [10][11] Dekeli (688205.SH) - Dekeli reported a revenue of 430 million yuan in the first half of 2025, a 5.9% increase, but net profit fell by 48.2% to 30 million yuan [14] - The decline in performance is attributed to reduced demand in the telecommunications transmission market and insufficient capacity release in the DCI segment [14][15] - The company is focusing on the development of silicon-based OCS technology, with sample orders already received, indicating potential future growth [17]

Core Viewpoint - OCS (Optical Circuit Switch) technology is still in its early stages in the data center sector, with Google being the only company to achieve large-scale procurement so far. The technology is being explored by other major companies, indicating a growing interest and potential market expansion [5][7][10]. Summary by Sections OCS Development and Adoption - Google began exploring OCS technology in 2017-2018 and has now entered a phase of large-scale application, utilizing a 3D Torus network architecture to connect thousands of TPU units [6][7]. - Other major companies like Microsoft and NVIDIA are also testing OCS applications, although they have not yet reached the scale of Google [7][9]. Market Potential - The current OCS market is estimated to be around 6 billion USD with approximately 15,000 units in use. Projections suggest that by 2030, the market could exceed 20 billion USD with at least 50,000 units deployed [11][12]. - The demand for OCS technology is expected to grow significantly, particularly in AI supernode networks, which currently account for over 50% of OCS applications [18][19]. Technical Routes and Challenges - There are three main technical routes for OCS: MEMS, silicon-based liquid crystal, and piezoelectric ceramic, each with its own advantages and disadvantages [12][13][14]. - The MEMS solution is currently used by Google but has reliability concerns due to moving parts. The silicon-based liquid crystal solution is favored by NVIDIA and Microsoft for its high reliability and low cost [12][13]. Competitive Advantages - OCS offers high bandwidth, low latency, and low power consumption, making it suitable for specific applications like emergency network connections and DCI (Data Center Interconnect) [8][9][10]. - The technology's ability to create stable optical switching channels aligns well with the predictable traffic patterns in data centers, allowing it to replace traditional electrical switches in certain scenarios [10][11]. Future Outlook - The growth of OCS technology will depend on overcoming current limitations, such as increasing port numbers and reducing switching latency from milliseconds to microseconds or nanoseconds [18][19]. - The maturity of OCS vendors and their ability to provide reliable solutions will also play a crucial role in the technology's adoption and market growth [19].