Core Viewpoint - The company Engteco has stated that its plate heat exchangers can be applied in various fields such as heat pump heating, air conditioning, automotive oil cooling, energy storage, and data centers, but currently, there is no application in liquid-cooled servers [2] Group 1 - The company offers plate heat exchangers for multiple applications [2] - Current applications include heat pump heating, air conditioning, automotive oil cooling, energy storage, and data centers [2] - There is no current application of the company's products in liquid-cooled servers [2]

Investment Rating - The report maintains a "Positive" investment rating for the industry [4]. Core Viewpoints - The AIDC electrical equipment export market has significant upside potential due to the high construction costs of overseas data centers compared to domestic markets [25]. - Major cloud service providers (CSPs) are increasing their capital expenditures (Capex), which is expected to drive demand for AIDC equipment [11][18]. - The trend towards higher voltage and power levels in AIDC equipment is likely to enhance the unit value of products [29]. - There is a notable supply shortage in the electrical equipment sector, which may lead to an increase in domestic market share for local manufacturers [30]. - Technological advancements in areas such as HVDC and battery technology present opportunities for domestic companies to capture market share [34]. Summary by Sections Demand - CSPs like Google, Amazon, and Microsoft have reported significant year-on-year growth in cloud revenues and capital expenditures, indicating a robust demand for AIDC equipment [11][18]. - The expected Capex for 2025 from major CSPs is projected to reach approximately $85 billion for Google, $118 billion for Amazon, and $80 billion for Microsoft, reflecting a substantial increase from previous forecasts [13][18]. Value - The construction costs for overseas data centers are significantly higher than those in the domestic market, with large-scale greenfield developments costing between $7 billion to $12 billion per GW [25]. - The unit value of AIDC equipment is expected to rise due to trends in high voltage and high power requirements, with server power supplies projected to increase from 800W to 5.5kW and beyond [29]. Market Share - The supply shortage in the electrical equipment sector is becoming more pronounced, with major companies like Vertiv and Siemens reporting substantial backlogs in orders [30]. - Domestic manufacturers are positioned to benefit from technological advancements and the increasing demand for high-density power solutions, potentially leading to an increase in market share [34][50]. Investment Recommendations - The report suggests focusing on segments experiencing supply shortages, technological iterations, and incremental demand growth, particularly in high voltage and high power applications [54].

Core Viewpoint - The company, Yingte Technology (301399.SZ), has indicated that its plate heat exchangers can be utilized in various applications such as heat pump heating, air conditioning, automotive oil cooling, energy storage, and data centers, but currently, there is no application in liquid-cooled servers [1] Application Areas - The company's plate heat exchangers are applicable in: - Heat pump heating [1] - Air conditioning [1] - Automotive oil cooling [1] - Energy storage [1] - Data centers [1] - There is no current application in liquid-cooled servers [1]

Group 1: Nandu Power (南都电源) - Nandu Power focuses on the energy storage sector, providing lithium-ion and lead batteries, with a global presence in over 160 countries [1] - In the first half of 2025, the company expects revenue of approximately 3.923 billion yuan, a year-on-year decrease of 1.8 billion yuan, and a net profit of approximately -230 million yuan [1] - The company achieved a quarterly profit of approximately 34 million yuan in Q2, driven by high-margin orders in the global energy storage market and rapid growth in data center business [1] - Nandu Power has a current lithium battery cell capacity of 10 GWh and is expanding its new power storage integration capacity [1] - The company has secured multiple high-pressure lithium battery data center projects, with an order backlog of approximately 0.8 GWh [1] Group 2: Zhenhua Co., Ltd. (振华股份) - Zhenhua Co., Ltd. reported double-digit growth in export volumes, primarily driven by domestic demand [2] - The company maintains a cost-plus pricing strategy and has seen historical high gross margins in Q2, with limited expansion from competitors [2] - Cash flow has decreased due to accounts receivable and inventory, while the production of ultra-fine aluminum hydroxide has expanded [2] Group 3: Maide Medical (迈得医疗) - Maide Medical has a competitive advantage in the domestic contact lens market due to over 20 years of technical accumulation and short delivery times [3] - The company is in the expansion phase of its contact lens business, planning to commercialize through a CDMO and self-brand sales model [3] - The main business of the company is under pressure, but growth in blood purification equipment and drug-device combination products is expected to reverse the loss situation in 2024 [3] Group 4: Changcheng Fund (长城基金) - Changcheng Fund has an asset management scale of 349.902 billion yuan, ranking 29th among 210 funds [4] - The fund has 242 public funds under management, ranking 27th among 210 [4] - The best-performing public fund in the past year is Changcheng Health Mixed A, with a net value increase of 106.13% [4]

Group 1 - The article highlights the importance of weekly announcements from Sunday to Thursday, which include significant stock market updates such as suspensions, investments, acquisitions, earnings, and unlocks, helping investors identify potential investment hotspots and avoid black swan events [1] - The company has launched core products such as immersion liquid cooling server power supplies, focusing on liquid cooling servers, data centers, third-generation semiconductors, Huawei, and drones [1] - Another company is producing products for downstream customers, specifically PCB manufacturers and copper foil manufacturers, emphasizing its role in the PCB and advanced packaging sectors in relation to Huawei [1] Group 2 - A company plans to invest 1.9 billion yuan in a smart manufacturing project for high-layer computing circuit boards, achieving significant breakthroughs in areas like 800G high-end switches, which indicates a strong focus on CPO, PCB, Huawei, and intelligent cockpits [1]

Market Overview - A-shares indices experienced an overall increase from August 11 to August 15, with the Shanghai Composite Index rising by 1.7% to close at 3696.77 points, the Shenzhen Component Index increasing by 4.55% to 11634.67 points, and the ChiNext Index surging by 8.58% to 2534.22 points [2] - Approximately 55% of stocks saw gains during the week, with 263 stocks rising over 15% and 10 stocks declining over 15% [2] Top Performing Stocks - The top-performing stock, Oulutong (300870.SZ), surged by 82.52% during the week, reaching a price of 249.88 yuan per share, marking a new high since its listing [3] - Other notable gainers included Zhongyou Technology (688648.SH) with a 74.05% increase, and Sainuo Medical (688108.SH) and Dayuan Pump Industry (603757.SH), both achieving over 60% growth [2][3] Liquid Cooling Server Sector - The liquid cooling server concept has been active, with the related index rising by 19.77% from August 1 to August 15 [5] - The demand for liquid cooling technology is expected to grow significantly due to increasing heat dissipation challenges in data centers and computing equipment [6] - IDC forecasts a compound annual growth rate of approximately 48% for China's liquid cooling server market from 2025 to 2029, with the market size projected to reach about $16.2 billion by 2028 [6] Company Performance - Oulutong reported a revenue of 888 million yuan in Q1 2025, reflecting a year-on-year growth of 27.65%, and a net profit of approximately 49.57 million yuan, up 59.06% year-on-year [7] - The company has fully utilized the funds raised from its initial public offering as of the announcement date [7] Underperforming Stocks - Jinhui Electric (300069.SZ) was the worst-performing stock, with a decline of 28.31% during the week, primarily due to the termination of a significant asset restructuring plan [9][12] - The company specializes in the research, production, and sales of glass insulators and has stated that the termination of the restructuring will not significantly impact its existing operations [12][13]

Market Performance - A-shares indices experienced an overall increase from August 11 to August 15, with the Shanghai Composite Index rising by 1.7% to close at 3696.77 points, the Shenzhen Component Index increasing by 4.55% to 11634.67 points, and the ChiNext Index gaining 8.58% to 2534.22 points [2] - Approximately 55% of stocks saw gains during the week, with 263 stocks rising over 15%, while 10 stocks fell more than 15% [2] Leading Stocks - The top-performing stock, Oulutong (300870.SZ), surged by 82.52% during the week, followed by Zhongyou Technology (688648.SH) with a 74.05% increase, and both Sainuo Medical (688108.SH) and Dayuan Pump Industry (603757.SH) achieving over 60% gains [3][4] Liquid Cooling Server Concept - The liquid cooling server concept has been notably active, with Oulutong being a key player in this sector, focusing on the development, production, and sales of power supply products [4][5] - The liquid cooling server concept index rose by 19.77% from August 1 to August 15, indicating a growing market interest [8] Market Growth Projections - According to IDC, the liquid cooling server market in China is expected to grow at a compound annual growth rate (CAGR) of approximately 48% from 2025 to 2029, reaching a market size of about $16.2 billion by 2028 [9] - Tianfeng Securities estimates that the market size for liquid cooling will reach approximately 35.4 billion, 71.6 billion, and 108.2 billion yuan in 2025, 2026, and 2027 respectively, with a potential to exceed 100 billion yuan by 2027 [9] Company Performance - Oulutong reported a revenue of 888 million yuan for Q1 2025, reflecting a year-on-year growth of 27.65%, and a net profit attributable to shareholders of 49.57 million yuan, up 59.06% year-on-year [10]

Group 1 - The company has developed its own electronic water pumps, which are applied in various fields including new energy vehicles, energy storage, and data centers [2] - The company responded to an investor inquiry regarding the presence of a water pump business and its potential applications in data centers or liquid-cooled servers [2] - The company is actively exploring opportunities in the data center sector with its water pump technology [2]

Group 1 - The company, Zhili Fang (301312), indicated that its products are applicable in various sectors including data storage, AI smart terminals, data centers, and data transmission manufacturing processes [1]

Group 1 - The core viewpoint of the article highlights the significant increase in the stock price of Litong Technology, which rose by 21.38% to 27.71 yuan as of August 15, 2025 [1] - The stock opened at 23.17 yuan, reached a high of 29.67 yuan, and a low of 22.96 yuan, with a trading volume of 243,900 hands and a total transaction amount of 673 million yuan [1] - Litong Technology specializes in the research, production, and sales of rubber products, which are widely used in industrial and automotive sectors [1] Group 2 - The company is part of the rubber products industry and is also involved in specialized and innovative sectors, as well as data center concepts [1] - Recent government initiatives to promote the development of national marine economy demonstration zones and increase financial support for marine economy have positively impacted related concept stocks [1]