Core Viewpoint - The company reported strong financial performance for the first half of 2025, with significant revenue and profit growth driven by high demand for cooling solutions in data centers and computing power equipment [1][2] Financial Performance - The company achieved revenue of 2.57 billion yuan for H1 2025, representing a year-on-year increase of 50.3% - The net profit attributable to shareholders was 220 million yuan, up 17.5% year-on-year - The net profit excluding non-recurring items reached 200 million yuan, reflecting an 18.1% increase year-on-year - In Q2 2025, revenue was 1.64 billion yuan, a 69.7% increase year-on-year, with net profit attributable to shareholders at 170 million yuan, up 38.0% year-on-year [1] Product Demand and Growth - The company's cooling energy-saving equipment for data centers generated revenue of 1.35 billion yuan, a 57% increase year-on-year - Revenue from liquid cooling related to computing power equipment and data centers exceeded 200 million yuan, benefiting from the high-density heat trends and energy-efficient cooling requirements [1] - The cabinet cooling energy-saving equipment achieved revenue of 930 million yuan, a 33% increase year-on-year, with approximately 800 million yuan from energy storage applications, reflecting a 35% year-on-year growth [1] Contract Liabilities and Market Recognition - The company's liquid cooling solutions have gained recognition from major computing chip manufacturers and leading equipment manufacturers, leading to a significant increase in contract liabilities to 400 million yuan, up 30 million yuan quarter-on-quarter and 210 million yuan year-on-year [2] - The introduction of NVIDIA's higher power GB300 server system is expected to accelerate the penetration of full liquid cooling solutions, indicating strong future order growth for the company [2] Profit Forecast and Investment Rating - The company forecasts net profits attributable to shareholders of 672 million yuan, 1.111 billion yuan, and 1.655 billion yuan for 2025-2027, corresponding to PE ratios of 93x, 56x, and 38x respectively - Given the company's extensive liquid cooling product matrix and its partnership with Weidi Technology, the sole designated partner for NVIDIA's liquid cooling systems, the demand certainty for the company is expected to be stronger, allowing for a valuation premium compared to peers [2]

Summary of Conference Call on Liquid Cooling Technology Industry Overview - 2025 is projected to be the global year of liquid cooling, with an expected shipment of 30,000 units, significantly higher than the 1,000-2,000 units in 2024 [1][3] - Demand is anticipated to increase by over 30% in the second half of 2025 compared to the first half, driven by IT infrastructure expansion and capacity ramp-up [2][4] Key Insights and Arguments - NVIDIA plans to deliver 5 million GPUs in 2026, corresponding to approximately 60,000 to 70,000 liquid cooling cabinets, indicating a potential doubling of demand [4][5] - The liquid cooling market is fragmented, with leading suppliers like Weidi holding a 30%-35% market share, and North American suppliers collectively accounting for nearly 60% of the market [1][7][8] - Chinese manufacturers face challenges in the international market due to trade issues and technological gaps, primarily participating in Southeast Asian markets while focusing on domestic liquid cooling applications [1][9] Pricing and Cost Structure - The cost of overseas liquid cooling systems is approximately $70,000 for an N172 cabinet and $50,000 for an N272 cabinet, while domestic systems are cheaper, averaging around 2,000 RMB per kW [10][11] - Domestic cooling systems are generally less expensive due to lower component costs and simpler designs, with total costs around 2,000 RMB per kW [12] Profitability and Market Entry - Overseas manufacturers typically require a gross margin of at least 35%, while some domestic companies are willing to operate with margins as low as 20% [13][14] - There are currently no clear indications that domestic companies can directly enter the overseas market, although some have received certifications from major clients like NVIDIA [15] Technological Developments - The liquid cooling technology is evolving, with potential shifts towards hybrid cooling solutions that combine GPU direct cooling with cabinet-level silent cooling [3][16] - The Rubin architecture may introduce new challenges for liquid cooling systems, necessitating further validation of new technologies [17][18] Future Trends - The development of server power supplies is moving towards higher capacities, with a new generation of 12 kW power supplies expected in early 2026 [19][20] - The transition to high-voltage direct current (DC) power supplies is anticipated, which could enhance energy density and efficiency [20] Challenges in Implementation - The low-voltage 848V systems face limitations due to high current requirements, necessitating the development of high-voltage to low-voltage onboard power supplies [23] - High-frequency conversion technologies present significant challenges in terms of design complexity and cost [24][25] Conclusion - The liquid cooling market is poised for significant growth, driven by technological advancements and increasing demand from the IT sector. However, challenges remain in terms of international market entry for Chinese manufacturers and the need for ongoing innovation in cooling technologies.

Summary of Conference Call on Liquid Cooling Technology in the Automotive Sector Industry Overview - The liquid cooling technology is benefiting from the development of AI and the push from operators, with a projected market space of approximately 150 billion yuan by 2026, including hundreds of billions for core components such as CDU, cold plates, and manifolds [1][6][13] - The Chinese automotive industry has established a presence in the thermal management of new energy vehicles, which synergizes with server liquid cooling technology, particularly in key components like electronic water pumps, power batteries, and hoses [1][7] Key Points and Arguments - The electronic water pump market is experiencing rapid growth, with the server liquid cooling sector demanding higher standards. The market for electronic water pumps in server liquid cooling is expected to reach 5 billion yuan by 2026, accounting for 50% of the new energy vehicle electronic water pump market [1][8] - Core components of the liquid cooling market are primarily dominated by foreign enterprises, but domestic companies are gradually participating in the supply chain for cold plates, CDU, and quick connectors, indicating potential growth opportunities [1][9] - The liquid cooling technology is gradually replacing air cooling as the mainstream thermal management solution for power batteries, with companies like Yinlun and Xiangyu Technology already beginning to ship liquid cooling products [1][10] Market Trends and Future Outlook - The liquid cooling market is expected to exceed 20 billion yuan by 2025 and approach 100 billion yuan by 2026, with a growth rate steeper than that of optical modules [2][4] - The demand for electronic water pumps, referred to as the "heart" of the liquid cooling sector, is increasing, which will drive growth in power and quantity [5][12] - The liquid cooling market is assessed based on the value of individual cabinets, with the NVIDIA GPU300 NVR72 cabinet valued at approximately 100,000 to 120,000 USD. The core components include cold plates (35%), CDU (40%), manifolds (10%), and quick connectors and hoses (15%) [6] Competitive Landscape - Companies like Feilong and Zhongding have advantages in high-power, long-life, and compact electronic water pumps, while others like Chuanhuan and Suliang have competitive advantages due to their mass production experience [4][11] - The supply situation varies across different categories of automotive components, with foreign companies leading in liquid cooling, while domestic companies are beginning to gain traction [9][12] Investment Opportunities - The liquid cooling technology has gained significant attention since 2023, especially following the AI boom, with major operators planning to achieve a 50% penetration rate in the coming years [13] - 2025 is anticipated to be the year of liquid cooling implementation, presenting important and certain investment opportunities as the industry accelerates [13][15] - Companies like Feilong, Yinlun, and Xiangxing Technology are actively expanding their overseas markets and are expected to benefit from the trends in the liquid cooling industry [14][15]

Investment Rating - The report maintains a "Positive" investment rating for the industry [12] Core Insights - The cooling methods for data centers are transitioning from air cooling to liquid cooling due to the increasing power consumption of chips and single cabinets. Liquid cooling technologies offer significant advantages such as higher cooling efficiency, lower energy consumption, and reduced total cost of ownership (TCO) [6][19] - The report highlights the growth of liquid cooling solutions, particularly single-phase cold plate cooling, which currently accounts for over 90% of liquid cooling applications in data centers. The technology is maturing, and small-scale commercial applications are being promoted [6][19] - The report suggests that various cooling media will emerge as opportunities in the liquid cooling market, with a focus on companies involved in the production of these cooling liquids [10][52] Summary by Sections Data Center Cooling Transition - The report discusses the shift to liquid cooling as a response to the rising power density of chips, particularly in AI servers, which are pushing the limits of traditional air cooling methods. The maximum power density for traditional air-cooled cabinets is around 20 kW, while future designs may reach up to 600 kW [7][25][29] Cooling Media Opportunities - Different cooling media are being explored for single-phase and two-phase cooling solutions. For single-phase cooling, common media include ethylene glycol solutions and propylene glycol solutions, while two-phase solutions primarily use refrigerants and low-boiling point fluids [8][41] - The report emphasizes the need for cooling liquids that meet specific technical requirements, such as excellent insulation properties, low surface tension, and high thermal conductivity [9][42] Investment Recommendations - The report recommends focusing on companies involved in the liquid cooling media industry, including: - Juhua Co., Ltd. (fluorinated liquids + refrigerants) - Sinoma Science & Technology (fluorinated liquids) - Yonghe Technology (fluorinated liquids + refrigerants) - Haohua Technology (fluorinated liquids + refrigerants) - Sanmei Co., Ltd. (refrigerants) - Xin'an Chemical (silicone oil) - Xingfa Group (silicone oil) [10][52]

Investment Rating - The report assigns a "Buy-A" investment rating to the company with a target price of 42.63 CNY per share, based on a PE valuation of 61 times for 2025 [5][8]. Core Insights - The company's revenue for the first half of 2025 reached 2.883 billion CNY, a year-on-year increase of 27.42%, while net profit attributable to shareholders was 166 million CNY, up 118.54% year-on-year [1][2]. - The growth in revenue is primarily driven by increasing demand in downstream application areas, particularly in new energy, consumer electronics, and communication sectors [2][3]. - The company is expected to achieve revenues of 6.36 billion CNY, 7.95 billion CNY, and 9.98 billion CNY for the years 2025 to 2027, with corresponding net profits of 407 million CNY, 573 million CNY, and 748 million CNY [4][16]. Revenue and Profitability - The overall gross margin for the first half of 2025 was 19.58%, reflecting a slight increase of 1.72 percentage points year-on-year, impacted by high initial costs for new projects and rising prices of raw materials like copper and aluminum [2][3]. - The company's net profit margin improved to 6.07%, an increase of 3.86 percentage points year-on-year [2]. Business Segments Performance - Thermal management materials and devices generated 1.085 billion CNY in revenue, a year-on-year increase of 37.53%, with a gross profit of 181 million CNY and a gross margin of 16.70% [3]. - Electromagnetic shielding materials and devices achieved revenue of 783 million CNY, up 13.68% year-on-year, with a gross profit of 233 million CNY and a gross margin of 29.82% [3]. - Lightweight materials and devices reported revenue of 760 million CNY, a year-on-year increase of 35.21%, with a gross profit of 88 million CNY and a gross margin of 11.55% [3]. Future Projections - The company anticipates continued growth in its thermal management business, with projected revenues of 2.517 billion CNY, 3.271 billion CNY, and 4.253 billion CNY from 2025 to 2027, reflecting year-on-year growth rates of 35% [15]. - The electromagnetic shielding segment is expected to generate revenues of 1.506 billion CNY, 1.732 billion CNY, and 1.992 billion CNY over the same period, with a consistent growth rate of 15% [15]. - The lightweight materials segment is projected to achieve revenues of 975 million CNY, 1.316 billion CNY, and 1.777 billion CNY, also with a growth rate of 35% [15].

证券日报网讯沃尔核材（002130）8月21日在互动平台回答投资者提问时表示，目前，公司的液冷技术 主要应用于大功率液冷充电枪。公司将持续加大研发投入，关注行业发展动态，积极探索新的应用领 域。 ...

（文章来源：证券日报） 证券日报网讯宏英智能8月21日在互动平台回答投资者提问时表示，公司的液冷储能相关产品已实现批 量应用，在数据中心应用场景下采用全浸没式液冷储能技术。公司液冷储能相关产品及系统具有高安全 性，高转换效率，长寿命等显著优点，液冷储能和液冷服务器是液冷技术应用于不同产品，公司暂未应 用于液冷服务器中，公司将持续在数据中心等高要求的场景推广全浸没式液冷产品。 ...

Market Performance - The main board led the gains with notable increases in stocks such as Yuyin Co. (+10.05%), Tianrongxin (+10.01%), Zhuoyue Technology (+10.00%), Jishi Media (+10.00%), and Kesen Technology (+9.99%) [1] - The ChiNext board saw significant growth with stocks like Beixin Source (+19.97%), Chuangyitong (+15.01%), and Meiri Interactive (+13.62%) [1] - The Sci-Tech Innovation board also performed well, with Sanwei Xinan (+20.01%), Xin'an Century (+11.00%), and Meidike (+7.25%) leading the way [1] - Active sub-industries included SW Games III (+1.64%) and SW General Publishing (+1.58%) [1] Domestic News - Shanghai Xiangyao Display Technology Co., Ltd. successfully completed a financing round of several hundred million RMB, aimed at developing MicroLED micro-display technology and expanding production capacity to meet the growing demand in the global AR+AI terminal market [1] - Chip equipment manufacturer Chip Micro announced significant market breakthroughs with its wafer-level and board-level direct-write lithography equipment, securing purchase orders from several leading domestic packaging and testing companies [1] - Vivo's Vision Exploration Edition was unveiled, featuring a Micro-OLED dual 8K display with 94% DCI-P3 color gamut coverage and professional-grade color accuracy [1] - A report from KISTEP indicated that China has surpassed South Korea in semiconductor storage technology, although Samsung and SK Hynix still maintain a leading position globally [1] Company Announcements - Century Dingli reported a total operating income of 128 million RMB for H1 2025, a decrease of 6.87% year-on-year, but a net profit increase of 160.47% to 9 million RMB [2] - Lante Optics achieved an operating income of 577 million RMB in H1 2025, a year-on-year increase of 52.54%, with a net profit of 103 million RMB, up 110.27% [2] - Xintong Electronics reported an operating income of 448 million RMB for H1 2025, a 10.85% increase year-on-year, with a net profit of 50 million RMB, up 5.83% [2] - Boch Electronic's H1 2025 operating income reached 1.103 billion RMB, a 24.89% year-on-year increase, with a net profit of 640 million RMB, up 30.32% [2] Overseas News - TrendForce research indicates that with the release of NVIDIA's GB200 NVL72 server in 2025, the penetration rate of liquid cooling technology in AI data centers is expected to rise from 14% in 2024 to 33% in 2025 [2] - According to South Korean customs data, the export value of South Korean memory chips reached 21.329 billion USD in Q2 2025, a year-on-year increase of 20.7% and a quarter-on-quarter increase of 31.8% [2] - AMD has announced the discontinuation of the B650 chipset, with motherboard manufacturers no longer able to procure it, leading to a phase of inventory clearance [2] - Google has launched the Pixel 10 series in the U.S. market, eliminating physical SIM card slots in favor of eSIM technology, allowing for the simultaneous use of two eSIMs [2]

Core Insights - The report by TrendForce indicates a significant shift towards liquid cooling technology in AI data centers, with penetration expected to rise from 14% in 2024 to 33% in 2025, driven by the release of NVIDIA's GB200NVL72 server [1] - AI servers are increasingly utilizing GPU and ASIC chips with high power consumption, necessitating the adoption of liquid-to-air (L2A) cooling technology, as traditional air cooling systems cannot handle the thermal design power (TDP) of 130kW-140kW [1] - The transition to liquid-to-liquid (L2L) cooling architecture is anticipated to accelerate from 2027 onwards, as new data centers are completed and AI chip power consumption continues to rise [1] Industry Developments - Major cloud service providers (CSPs) in North America are expanding AI infrastructure, with new data center constructions in North America, Europe, and Asia, incorporating liquid cooling compatible facilities [2] - Companies like Google and AWS have initiated modular buildings with liquid cooling capabilities in various European countries, while Microsoft plans to standardize liquid cooling systems by 2025 [2] - The demand for cooling modules, heat exchange systems, and related components is increasing due to the rising penetration of liquid cooling technology [2] Key Components - The fluid distribution unit (CDU) is crucial for heat transfer and coolant distribution in liquid cooling systems, with the market currently dominated by Sidecar CDU, led by Delta [3] - In-row CDU, supplied by Vertiv and BOYD, is gaining traction due to its superior cooling capabilities for high-density AI cabinet deployments [3] - Quick disconnect (QD) connectors are essential for the reliability and safety of liquid cooling systems, with major players like CPC, Parker Hannifin, Danfoss, and Staubli leading the NVIDIA GB200 project [3] Product Trends - NVIDIA's Blackwell platform, including products like GB200Rack and HGX B200, is ramping up production, with the new B300 and GB300 series entering sample validation [4] - The new Blackwell GPU is expected to account for over 80% of NVIDIA's high-end GPU shipments this year [4] - New data centers are increasingly designed with a "liquid cooling ready" concept to enhance thermal management efficiency and flexibility [4]

格隆汇8月21日丨八亿时空(688181.SH)在互动平台表示，南通詹鼎是八亿时空于2022年参股的企业，南 通詹鼎生产电子氟化液等产品，主要应用于半导体生产制造、超算服务器用浸没式冷却液等领域。据公 开信息，随着AI算力需求爆发，带来服务器功耗增长，行业需要应用新的技术来高效带走热量，液冷 技术将成为最佳解决办法。尤其是全氟胺电解法的材料，稀缺性很强，主要应用在半导体冷却液和AI 冷却液，南通詹鼎在此具有一定的技术积累与量产优势。基于相关需求的增长，南通詹鼎发展势头良 好。目前八亿时空对南通詹鼎的持股比例为11.5892%，是南通詹鼎的第二大股东。鉴于对氟化液行业 前景和南通詹鼎发展趋势的持续看好，公司后续会通过多种方式支持南通詹鼎的发展。 ...