Summary of Liquid Cooling Industry Conference Call Industry Overview - The liquid cooling industry is evolving with significant attention on NVIDIA's GB300 and the upcoming LOBIN structure, transitioning from traditional air cooling to advanced cooling solutions like microchannel cooling plates (MLCP) and bidirectional energy boards [1][2][6] Key Trends and Technologies - **Bidirectional Energy Boards**: Expected to become mainstream by 2026, currently facing design complexity and material selection challenges. R134 and 1,233ZD are the main candidates for refrigerants, each with pros and cons [1][4][3] - **Microchannel Cooling Plates (MLCP)**: Aiming to enhance cooling efficiency by integrating the cooling plate directly with chip packaging, though costs are significantly higher (3 to 7 times traditional plates) [7][6] - **Refrigerant Selection**: The industry is cautious about the transition to new refrigerants, with R134A likely to coexist with newer options due to its maturity and cost-effectiveness [2][13] Future Directions - **Integration of Technologies**: Companies are exploring the combination of bidirectional energy boards with silent cooling methods to address GPU cooling challenges [5][6] - **Material Innovations**: New materials such as quick connectors, CDU, and stainless steel hoses are expected to enhance overall system performance [8][6] - **Economic and Environmental Considerations**: The choice of immersion cooling fluids will focus on cost, performance, and environmental impact, with options like silicone oil and perfluoropolyether (PFPE) being prominent [9][10] Challenges and Considerations - **Design and Implementation**: The complexity of bidirectional energy board design and the need for better sealing and pressure tolerance in the phase change process are significant challenges [4][6] - **Market Dynamics**: The partnership between Dow and Intel has seen slow progress due to pricing mechanisms and responsibility allocation issues, impacting the adoption of silicone oil in data centers [11][9] Emerging Materials - **Liquid Metal**: Offers excellent thermal conductivity but is still in early experimental stages due to high costs and oxidation issues [14][15] - **New Tri-block Materials**: Recent advancements in tri-block materials have improved stability and reduced volatility, making them viable for semiconductor temperature control [17][16] Market Outlook - **Cost Trends**: The cost of K-type PFPE is expected to decrease below 300 RMB per kilogram in the long term, while Y-type PFPE remains high due to supply chain constraints [18][19] - **GWP Concerns**: The high Global Warming Potential (GWP) of PFPE remains a challenge, with no effective methods currently available to significantly reduce it [19][10] This summary encapsulates the key points discussed in the conference call regarding the liquid cooling industry, highlighting trends, challenges, and future directions.

Core Insights - The report indicates a "relatively hot" market sentiment with a composite score of 67, suggesting a positive outlook for the market [5][9][21] - Key themes identified include robotics, medical devices, and liquid cooling technologies, with specific companies highlighted as potential investment opportunities [5][10][12] Robotics Sector - Tesla's "Master Plan 4" emphasizes the strategic importance of robotics, with Elon Musk stating that approximately 80% of Tesla's future value will come from the Optimus robot [5] - Related companies include Wolong Electric (600580) and Changsheng Bearing (300718) [5] Medical Devices Sector - The Shanghai government has launched an action plan to promote the high-end medical device industry, aiming for over 500 new third-class medical device registrations and over 100 products approved for overseas markets by 2027 [5] - Key companies in this sector include United Imaging Healthcare (688271) and Tsinghua Tongfang (300642) [5] Liquid Cooling Technology - Due to high power consumption from new AI platforms, NVIDIA is pushing suppliers to develop new microchannel liquid cooling technology, which is significantly more expensive than existing solutions [5] - Companies involved in this technology include Yinlun (002126) and Plutotech (688333) [5] Market Trends - The report notes that when market sentiment is below or close to 50, the market tends to find support, while sentiment above 90 may indicate resistance [9] - Recent trends show a shift towards an upward market trajectory supported by improved sentiment and policy backing [9] Capital Flow Insights - The report lists the top ten stocks with significant net inflows, including Inspur Information (000977) and Ningde Times (300750), indicating strong investor interest [10][12] - Conversely, the report also highlights stocks with notable net outflows, such as Shenghong Technology (300476) and Heertai (002402), suggesting caution in these areas [12][22]

Group 1 - The article highlights the company's strategic expansion into new sectors such as humanoid robots, liquid cooling, and semiconductors, leveraging lightweight materials and strong client relationships to accelerate performance recovery and growth potential [1] - The U.S. antimony industry has secured a contract with the Department of Defense for 4,600 tons of antimony metal, emphasizing the strategic value of antimony, while China's exports showed signs of recovery in August, indicating potential benefits for related companies as price levels are expected to rise [1]

爱建证券近日发布电子行业周报：高算力芯片和AI服务器推动液冷技术持续迭代。大算 力需求正推动芯片功耗持续攀升，以NVIDIA为代表的主流厂商产品持续升级。NVIDIA要 求供应商加速MLCP液冷技术研发。2025年9月中国台湾《经济日报》报道，因英伟达AI新 平台Rubin及下一代Feynman平台功耗预计超2000W，现有散热方案不足，英伟达要求供应 商研发单价为现有3至5倍的MLCP液冷技术。 以下为研究报告摘要： 投资要点： 半导体设备领涨电子行业。本周SW电子行业指数(+2.96%)，涨跌幅排名3/31位，沪深 300指数(-0.44%)。SW一级行业指数涨跌幅前五分别为：煤炭(+3.51%)，电力设备 (+3.07%)，电子(+2.96%)，汽车(+2.95%)，机械设备(+2.23%)，涨跌幅后五分别为:银行 (-4.21%)，有色金属(-4.02%)，非银金融(-3.66%)，钢铁(-2.95%)，农林牧渔(-2.70%)。本周 SW电子三级行业指数涨跌幅前三分别是：半导体设备（+9.98%），光学元件（+9.08%）， 集成电路制造（+5.63%）；涨跌幅后三分别是：数字芯片设计（-0.18% ...

Market Sentiment - The current market sentiment score is 88, indicating an "overheated" market condition [6][9][19] - Historical trends show that when sentiment is below or close to 50, the market tends to receive support, while above 90, it may face resistance [9] Hot Themes Tracking - **Robotics Theme**: Tesla's "Master Plan 4" emphasizes AI and robotics, with Elon Musk stating that 80% of Tesla's future value will come from the Optimus robot. Related stocks include Wolong Electric Drive (600580) and Changsheng Bearing (300718) [6] - **Medical Devices Theme**: Shanghai's government aims to approve over 500 new Class III medical device registrations by 2027, with a focus on high-end imaging and AI medical devices. Related stocks include United Imaging Healthcare (688271) and Tsinghua Tongfang (300642) [6] - **Liquid Cooling Theme**: Due to high power consumption from new AI platforms, NVIDIA is pushing for the development of new microchannel water cooling technology, which is significantly more expensive than existing solutions. Related stocks include Silver Wheel (002126) and Plittech (688333) [6] Capital Flow Analysis - The top ten stocks with the highest net inflow include Sunshine Power (300274) with 141,122.14 million and Tongfu Microelectronics (002156) with 119,114.80 million [10][11] - The top ten stocks with the highest net outflow include Heertai (002402) with -183,572.02 million and Shenghong Technology (300476) with -111,874.04 million [12][20] - The top ten stocks with the highest net buy in financing include Luxshare Precision (002475) with 146,141.15 million and SMIC (688981) with 124,971.96 million [12][20] Industry Insights - The electronics and power equipment sectors are currently seeing significant capital inflow, while industries like automotive and communication are experiencing notable outflows [16][20] - The report highlights the importance of monitoring market sentiment and capital flows to identify potential investment opportunities and risks in various sectors [19][20]

Group 1 - OpenAI and NVIDIA announced a strategic cooperation to deploy at least 10GW of NVIDIA systems for AI data centers, which is equivalent to 4-5 million GPUs, doubling NVIDIA's total shipments for 2024 [1] - NVIDIA plans to invest up to $100 billion in OpenAI, with the first 1GW data center expected to be deployed in the second half of 2026 [1] - The collaboration complements existing partnerships with Microsoft, Oracle, SoftBank, and the "Stargate" project [1] Group 2 - The demand for AI computing power is driving growth in the optical communication industry, with silicon photonics technology becoming the mainstream solution for 1.6T high-speed optical modules [2] - The competitive advantage of leading optical module companies is expected to strengthen, with increasing demand for CW lasers and certain passive components [2] - New technologies such as OCS, hollow-core fibers, thin-film lithium niobate, and CPO are emerging, presenting new market investment opportunities [2] Group 3 - NVIDIA's new Rubin CPX GPU is designed for large-scale context processing, offering up to 30 Pflops of NVFP4 precision computing power [3] - The Rubin CPX platform integrates multiple GPUs and CPUs, providing significant performance improvements and high memory bandwidth [3] - The introduction of Rubin CPX is expected to accelerate AI application inference, reduce inference costs, and increase demand for liquid cooling solutions [3] Group 4 - The industry outlook remains positive for leading companies in the optical module and liquid cooling sectors, with recommended stocks including Zhongji Xuchuang, Xinyi Sheng, Yingweike, Tianfu Communication, and Yuanjie Technology [4]

Market Sentiment - The current market sentiment score is 46, indicating a "neutral" sentiment [5][8] - Historical trends show that when the sentiment score is below or close to 50, the market tends to receive support, while scores above 90 may indicate resistance [8] Hot Themes Tracking - **Robotics Theme**: Tesla's "Master Plan 4" emphasizes AI and robotics, with Elon Musk stating that approximately 80% of Tesla's future value will come from the Optimus robot. Related stocks include Wolong Electric (600580) and Changsheng Bearing (300718) [5] - **Medical Devices Theme**: Shanghai's government aims to approve over 500 new Class III medical device registrations by 2027, with a focus on high-end imaging and AI medical devices. Related stocks include United Imaging Healthcare (688271) and Tsinghua Tongfang (300642) [5] - **Liquid Cooling Theme**: Due to high power consumption from new AI platforms, Nvidia is pushing for the development of new microchannel liquid cooling technology, which is significantly more expensive than current solutions. Related stocks include Yinlun (002126) and Plutotech (688333) [5] Capital Flow Analysis - The top ten stocks with the highest net inflow include: - Wolong Nuclear Material: 109,439.92 million - EVE Energy: 65,207.11 million - Changchuan Technology: 57,082.71 million [9] - The top ten stocks with the highest net outflow include: - Shanzhi High-Tech: -221,578.81 million - Luxshare Precision: -205,263.73 million - Dongfang Fortune: -193,889.05 million [11] Financing and Margin Trading - The top ten stocks with the highest net financing purchases include: - Luxshare Precision: 135,218.65 million - Shenghong Technology: 79,242.06 million - Zhongji Xuchuang: 66,118.46 million [11] - The top ten stocks with the highest net margin sales include: - Luxshare Precision: 1,672.62 million - Sichuan Changhong: 866.69 million - Industrial and Commercial Bank of China: 710.25 million [12]

Group 1: Market Overview - Institutional research focus is concentrated on robotics, AI, and semiconductors, indicating a shift in investor interest towards these sectors [4][5][6] - The total number of institutional research engagements has increased, particularly in the machinery, pharmaceutical, and basic chemical sectors [6][7] Group 2: Company Insights - Tianjin Tianshili (600535.SH) has received approval for a new indication for its drug, Puyouke, enhancing its market potential in the treatment of acute ischemic stroke [25][26][27] - New Henghui is a leading player in the integrated circuit packaging industry, with a focus on eSIM applications, which are expected to drive future growth [11] - Yitang Co., Ltd. is recognized as a global leader in wafer processing equipment, continuously expanding its technological capabilities [12] - Suzhou Tianmai is a leading enterprise in the thermal management industry, with innovative products that meet the needs of major electronics brands [13] Group 3: Industry Trends - The European electric vehicle market is experiencing significant growth, with sales reaching 176,000 units in August 2025, a year-on-year increase of 41.2% [20][21] - The demand for liquid cooling solutions is expected to rise due to advancements in AI and GPU technologies, particularly with NVIDIA's new GPU, RubinCPX [17][18]

Investment Rating - Industry investment rating: Positive (maintained) [1] Core Insights - The demand for AI computing power is driving the growth of the optical communication industry, with significant advancements in silicon photonics technology, which is becoming the mainstream solution for 1.6T high-speed optical modules [4] - The partnership between OpenAI and NVIDIA aims to deploy at least 10GW of AI data centers, which is expected to double NVIDIA's GPU shipments in 2025, indicating a strong market demand for AI infrastructure [3][4] - The introduction of NVIDIA's Rubin CPX GPU is anticipated to enhance AI application inference and increase demand for liquid cooling solutions, thereby benefiting the liquid cooling sector [5][6] Summary by Sections Industry Overview - The optical communication network is undergoing continuous upgrades, with a focus on new technologies such as OCS, hollow-core fibers, thin-film lithium niobate, and CPO, which are gaining attention and maturity [4] Market Opportunities - The competitive advantages of leading companies in the optical module sector are expected to strengthen, with rising demand for CW lasers and certain passive components [4] - The launch of the Rubin CPX GPU is projected to create additional liquid cooling demand, as it significantly increases processing capabilities and total power consumption [5][6] Recommended Stocks - Strong recommendations for leading companies in the optical module and liquid cooling sectors include: Zhongji Xuchuang, Xinyi Sheng, Yingweike, Tianfu Communication, and Yuanjie Technology [6]

Market Sentiment - The current market sentiment score is 73, indicating a "relatively hot" market condition, which suggests increasing investor confidence and a potential upward trend in the market [4][8][17]. Hot Topics Tracking - **Robotics Theme**: On September 2, Tesla released the complete document of its "Master Plan 4," emphasizing AI and robotics. Elon Musk stated that approximately 80% of Tesla's future value will come from the Optimus robot. Related stocks include Wolong Electric (600580) and Changsheng Bearing (300718) [4]. - **Medical Devices Theme**: On September 15, the Shanghai government issued a plan to promote the high-end medical device industry, aiming for over 500 new domestic third-class medical device registrations and over 100 products approved in overseas markets by 2027. Key focus areas include high-end medical imaging and AI medical devices. Related stocks include United Imaging Healthcare (688271) and Tsinghua Tongfang (300642) [4]. - **Liquid Cooling Theme**: Due to high power consumption from new AI platforms, NVIDIA is pushing suppliers to develop new "microchannel water cooling plate" technology, which is 3 to 5 times more expensive than existing cooling solutions. Related stocks include Yinlun (002126) and Plutotech (688333) [4]. Capital Flow Analysis - The top ten stocks with the highest net inflow include Lingyi Technology (173,267.80 million), InvoTech (113,167.07 million), and Shanzhi Gaoke (105,044.02 million) [9]. - The top ten stocks with the highest net outflow include Shenghong Technology (-164,392.04 million), New Yisheng (-111,621.37 million), and OFILM (-96,738.88 million) [10][18]. Industry Insights - The electronics sector received the highest net inflow of 462,916 million, while the pharmaceutical and media sectors experienced significant net outflows of -247,487 million and -284,588 million, respectively [13][18].