Group 1 - The core point of the news is that Kehua Data's stock price has dropped by 5.19%, currently trading at 72.12 CNY per share, with a total market capitalization of 37.172 billion CNY [1] - Kehua Data, established on March 26, 1999, and listed on January 13, 2010, specializes in the production and sales of UPS power supplies for information equipment and industrial power [1] - The company's main business revenue composition includes: 49.62% from new energy products, 21.01% from data center products, 16.43% from IDC services, 11.77% from smart power products, and 1.17% from other sources [1] Group 2 - Tianzhi Fund has one fund heavily invested in Kehua Data, specifically the Tianzhi China Manufacturing 2025 Mixed Fund (350005), which held 4,100 shares in the second quarter, accounting for 1.3% of the fund's net value [2] - The Tianzhi China Manufacturing 2025 Mixed Fund was established on May 8, 2008, with a latest scale of 13.5054 million CNY, and has achieved a year-to-date return of 13.56% [2] - The fund's performance over the past year shows a return of 36.53%, ranking 4,423 out of 7,996 in its category, and a cumulative return since inception of 231.96% [2]

Core Viewpoint - The article highlights the recent bidding and winning data in the energy storage sector, indicating a significant scale of projects and competitive pricing in the market [1][2][3]. Bidding Section - A total of 22 bidding projects were recorded from September 15 to September 21, with an EPC, PC, and energy storage system bidding scale of 13.2 GWh [1]. - The largest project is a 600 MW/1800 MWh comprehensive energy storage demonstration project located in Weifang, Shandong, with a phased construction plan [2]. Winning Section - The lowest bid for energy storage systems was 0.396 yuan/Wh, won by BYD for a project in Inner Mongolia, with a total project scale of 500 MW/2000 MWh and a total bid price of 79.2 million yuan [3][5]. Project Statistics - Various projects were listed, including: - 400 MW/1600 MWh shared energy storage project in Ningxia [4]. - 125 MW/500 MWh independent energy storage project in Qinghai [4]. - 200 MW/400 MWh independent energy storage project in Yunnan [4]. - 600 MW/1200 MWh zero-carbon smart factory project in Guizhou [4]. - The projects span multiple provinces, showcasing a diverse range of energy storage solutions across the country [4].

Group 1 - The National Energy Administration and other departments released guidelines to promote high-quality development of energy equipment, focusing on establishing a high-safety, high-reliability battery energy storage system and developing key equipment for long-life, wide-temperature, low-degradation lithium batteries, sodium batteries, and solid-state batteries [1] - According to China International Capital Corporation (CICC), solid-state batteries are entering the industrialization phase, with the equipment sector experiencing a critical transition from validation to mass production, leading to an increase in the value of production lines from 100-200 million to 200-300 million yuan [1] - In September, the retail market for narrow passenger vehicles is expected to reach approximately 2.15 million units, representing a month-on-month increase of 6.5% and a year-on-year increase of 2.0%, with new energy vehicle retail sales reaching around 1.25 million units and a penetration rate of 58.1% [1] Group 2 - As of September 23, 2025, the battery ETF (159755) surged nearly 3%, hitting a two-and-a-half-year high, with significant gains in constituent stocks such as Terui De and XWANDA [2] - The energy storage battery ETF (159305) also rose nearly 3%, reaching a record high since its launch, with a turnover rate approaching 10%, indicating strong investor interest [2] - The National Index for New Energy Battery focuses on the energy storage battery sector, while the National Index for New Energy Vehicle Batteries targets the automotive battery supply chain, highlighting the different segments within the battery industry [2] Group 3 - CITIC Securities noted that full solid-state battery testing is gradually commencing, with a dense schedule of road tests expected in 2025-2026, emphasizing the need to address issues related to battery volume expansion and cycle life degradation [3] - The report suggests focusing on the materials used in battery cells, including conductive agents, functional additives, solid electrolytes, and the manufacturing processes involved in battery cell production [3] Group 4 - The battery ETF (159755) closely tracks the National Index for New Energy Vehicle Batteries, selecting leading A-share companies involved in battery manufacturing, materials, management systems, and charging stations [4] - The energy storage battery ETF (159305) tracks the National Index for New Energy Batteries, covering a range of stocks with good liquidity and market capitalization, focusing on the investment value within the energy storage battery industry [4]

Group 1 - The liquid cooling server concept stocks showed active performance on September 23, with Hongsheng Co., Ltd. hitting the daily limit up [1] - Other companies such as Invec, Highlan Co., Ltd., Siquan New Materials, Shield Environment, and Kehua Data also experienced gains [1]

Group 1 - The Zhongzheng Photovoltaic Industry Index (931151) has shown a strong increase of 1.38% as of September 23, 2025, with notable gains in constituent stocks such as Sunshine Power (300274) up by 5.65% and Arctech (688472) up by 5.50% [1] - The Photovoltaic ETF Fund (516180) has risen by 1.10%, with a latest price of 0.74 yuan, and has accumulated a 9.32% increase over the past month, ranking 3rd out of 10 comparable funds [1] - The Zhongzheng Photovoltaic Industry Index is composed of no more than 50 representative listed companies from the photovoltaic industry chain, reflecting the overall performance of these securities [1] Group 2 - As of August 29, 2025, the top ten weighted stocks in the Zhongzheng Photovoltaic Industry Index include Sunshine Power (300274), Longi Green Energy (601012), and TCL Technology (000100), with the top ten accounting for 56.14% of the index [2] - The weight and performance of the top stocks are as follows: Sunshine Power (5.65%, 10.51%), Longi Green Energy (0.24%, 9.97%), and TCL Technology (-0.46%, 9.42%) [4]

Group 1 - The stock price of Kehua Data dropped by 6.08% to 69.21 CNY per share, with a trading volume of 5.52 billion CNY and a turnover rate of 1.73%, resulting in a total market capitalization of 356.72 billion CNY [1] - Kehua Data, established on March 26, 1999, and listed on January 13, 2010, specializes in the production and sales of UPS power supplies for information equipment and industrial power [1] - The revenue composition of Kehua Data includes 49.62% from new energy products, 21.01% from data center products, 16.43% from IDC services, 11.77% from smart energy products, and 1.17% from other sources [1] Group 2 - The Caifeng Carbon Neutrality One-Year Holding Mixed A Fund (008576) holds a significant position in Kehua Data, having increased its holdings by 111,600 shares in the second quarter, totaling 324,700 shares, which represents 5.84% of the fund's net value [2] - The fund has incurred an estimated floating loss of approximately 1.4545 million CNY as of the latest report [2] - The Caifeng Carbon Neutrality One-Year Holding Mixed A Fund was established on March 1, 2023, with a current size of 232 million CNY, achieving a year-to-date return of 30.86% and a one-year return of 77.21% [2]

Group 1 - The demand for liquid cooling technology in data centers is rapidly increasing, transitioning from an optional to a necessary solution due to the explosive growth of AI computing power requirements [1] - Liquid cooling technology offers significant advantages such as efficient heat dissipation, energy savings, and noise reduction, making it suitable for high-density computing scenarios [1] - Trend Force predicts that the global adoption rate of liquid cooling in data centers will rise from 14% in 2024 to 26% in 2025, with the liquid cooling market in China expected to exceed 100 billion yuan by 2027 [1] Group 2 - The liquid cooling data center industry chain includes upstream components, midstream servers and infrastructure, and downstream data centers [2] - Several listed companies are actively investing in and promoting liquid cooling technology, with some offering comprehensive liquid cooling solutions across the entire value chain [2] - Companies like Kehua Data Co., Ltd. and Guangzhou High Cloud Energy Saving Technology Co., Ltd. are developing and providing various liquid cooling solutions, emphasizing their commitment to capturing market opportunities and driving growth in liquid cooling business [2]

Market Overview - On September 19, the other power equipment sector rose by 0.09% compared to the previous trading day, with Xizi Clean Energy leading the gains [1] - The Shanghai Composite Index closed at 3820.09, down 0.3%, while the Shenzhen Component Index closed at 13070.86, down 0.04% [1] Stock Performance - Xizi Clean Energy (002534) closed at 15.61, up 5.76% with a trading volume of 350,100 shares and a turnover of 540 million yuan [1] - Keda Education (002335) closed at 73.69, up 5.29% with a trading volume of 498,900 shares and a turnover of 3.614 billion yuan [1] - Youyou Green Energy (301590) closed at 200.00, up 4.16% with a trading volume of 19,300 shares and a turnover of 388 million yuan [1] - Other notable performers include Power Source (600405) up 4.03% and Zhongheng Electric (002364) up 3.49% [1] Capital Flow - The other power equipment sector experienced a net outflow of 252 million yuan from institutional investors, while retail investors saw a net inflow of 478 million yuan [2][3] - The capital flow for key stocks shows that Keda Education had a net inflow of 263 million yuan from institutional investors, while Xizi Clean Energy had a net inflow of 38.21 million yuan [3]

Core Insights - The article discusses the evolution of power supply architectures in data centers, highlighting the shift towards more efficient technologies such as 800V HVDC and SST, with expectations for significant adoption by 2028 and 2030 respectively [2][4][11]. Group 1: Power Supply Architecture Evolution - The current power supply in data centers is primarily centralized (Powershelf), but with the rise of AI workloads, a transition to Sidecar power supply mode is anticipated around 2026-2027, with single cabinet power reaching 250-1500 kW [2][4]. - By 2030, the market is expected to gradually adopt SST power supply architecture, which is projected to achieve a full-link efficiency of 91.2%, surpassing the current UPS architecture efficiency of 85.8% [6][11]. Group 2: 800V HVDC Technology - 800V HVDC is gaining attention for its efficiency and space-saving benefits, potentially increasing end-to-end efficiency to 95-98% compared to traditional UPS systems, while reducing copper usage by 45% and floor space by 40% [11][12]. - Despite its advantages, 800V HVDC faces challenges such as higher initial costs (20-30% more than traditional UPS) and unclear market standards, necessitating industry-wide collaboration for its advancement [11][12]. Group 3: New UPS Technologies - A new type of simplified UPS has been introduced, eliminating the traditional AC/DC rectification stage, which allows for 0ms switching and improved IT performance [15][16]. - This new UPS operates in three modes: normal operation, energy storage during power outages, and combined power supply when load exceeds UPS limits [15][16]. Group 4: Power Supply Technology Upgrades - Upgrades in power supply technology focus on new materials, topologies, and functionalities, with significant advancements in power devices such as SiC MOSFETs replacing Si IGBTs [18][22]. - The integration of passive components like capacitors and inductors is seen as a bottleneck for future integrated power solutions, with expectations for higher integration levels in the coming years [22][24]. Group 5: Addressing GPU Load Fluctuations - The article highlights the challenges posed by GPU load fluctuations in data centers, which can cause significant power quality issues [24][26]. - Solutions for mitigating these fluctuations include using supercapacitors on the DC side and enhancing power supply unit (PSU) designs to accommodate larger capacitors for better load smoothing [26][30]. Group 6: FIVR Technology - FIVR (Fully Integrated Voltage Regulator) is emerging as a promising technology for DC-DC terminal power supply, offering significant improvements in size, thickness, and dynamic response compared to traditional power supplies [33][34]. - This technology integrates power supply directly into the chip, reducing component count and achieving faster response times, although it imposes stringent requirements on inductor size and performance [33][34].

Core Viewpoint - The company has approved the use of up to RMB 400 million of idle raised funds for cash management, ensuring that this does not affect the normal use of the raised funds for investment projects [2][3]. Group 1: Cash Management Implementation - The company and its subsidiary, Xiamen Kehua Huayun Technology Co., Ltd., will use idle raised funds for cash management within a 12-month period from the board's approval date [2]. - The cash management products selected are characterized by high safety and good liquidity, and the company will not change the purpose of the raised funds [3]. Group 2: Risk Control Measures - The company will continuously analyze and monitor the risk of the financial products purchased, taking timely measures if any risk factors affecting fund safety are identified [5]. - Independent directors and the supervisory board have the authority to supervise and inspect the use of funds, and the internal audit department will audit the cash management activities [5]. Group 3: Impact on Company Operations - The cash management of idle raised funds will not affect the progress of investment projects or the daily operations of the company, and it aims to improve fund utilization efficiency and generate investment returns for the company and its shareholders [6].