Group 1 - The core viewpoint is that AI monetization is accelerating, with strong capital expenditure from cloud vendors, leading to rapid growth in global data center installations [1] - The overall power density of AIDC (Intelligent Computing Centers) is increasing, and high-voltage direct current (HVDC) distribution solutions are becoming a trend [1] - According to CITIC Securities, the market for power distribution equipment corresponding to global data centers is estimated to be approximately 42.7 billion in 2024, with a potential growth to 100.9 billion by 2028, reflecting a CAGR of about 24% from 2024 to 2028 [1] Group 2 - SST (Solid State Transformer) is identified as the latest technology route under high-voltage direct current distribution, offering advantages in conversion efficiency, construction cycle, space occupation, and new energy access compared to HVDC and other solutions [2] - The SST distribution solution is expected to gradually penetrate the market as NV Rubin Ultra chips and NVL576 enter mass production [2] - The selection of targets should focus on product maturity, technological heritage, and customer base [2]

Group 1: Core Insights - The 800V HVDC architecture introduced by NVIDIA is expected to become a mainstream technology for AI data centers, presenting significant opportunities for both power electronics and renewable energy sectors [1][2] - The transition to 800V HVDC represents a comprehensive upgrade in power supply architecture, impacting the entire industry chain from core components to system integration and operational services [2][3] Group 2: Impact on Power Electronics Companies - Companies like Innoscience and Megmeet are gaining market attention due to their involvement in the HVDC sector, with Innoscience collaborating with NVIDIA to support the 800V DC power architecture [3] - Megmeet has entered NVIDIA's supply chain, extending its server power supply products to HVDC applications, showcasing its advanced technology in high-power, high-efficiency network power supplies [3] Group 3: Renewable Energy and Storage Opportunities - The synergy between "green electricity + energy storage" and 800V HVDC is highlighted, as it allows for more direct integration into data center power systems, enhancing overall efficiency [4][5] - Companies like CATL, Huawei, and BYD are entering the AIDC storage market, with a focus on technology integration and ecological value as key competitive strategies [5][6] Group 4: China's Competitive Advantage - Chinese companies are positioned to lead in the green electricity supply for the HVDC ecosystem, leveraging their strengths in power semiconductors and innovative zero-carbon solutions [6] - The exploration of a "green electricity + energy storage + data center" model is seen as a pathway for China to enhance its competitiveness in the AI data center landscape [6]

Investment Rating - The report maintains a "Positive" investment rating for the power supply industry [4]. Core Viewpoints - The rapid development of artificial intelligence (AI) is driving the demand for intelligent computing data centers (AIDC), which require enhanced power supply and distribution infrastructure [4][9]. - The performance of AI chips is significantly improving, leading to an expected increase in both volume and price for server power supplies [4]. - The power supply architecture is anticipated to evolve from UPS to HVDC systems, enhancing efficiency and reliability [4]. - Investment suggestions include focusing on companies involved in server power supply, HVDC technology, and backup power solutions [4]. Summary by Sections 1. AI Trends and Power Supply Demand - The construction of intelligent computing centers is expected to accelerate due to the AI wave, enhancing the efficiency of data centers [9]. - The power supply infrastructure is likely to undergo iterative upgrades to meet the growing demands of AI applications [19]. 2. AI Server Power Supply Upgrades - The global AI market reached approximately 1,187.9 billion yuan in 2023, with a projected compound annual growth rate (CAGR) of over 35% until 2030 [41]. - AI server power supply performance is expected to improve, leading to increased demand for high-power solutions [41][56]. - The transition from UPS to HVDC systems is anticipated to enhance efficiency and reliability in data centers [66][82]. 3. Investment Recommendations - Companies to watch include: 1. Server power supply manufacturers like Megmeet and Euron. 2. HVDC technology providers such as Zhongheng Electric and Hewei Electric. 3. Backup power solution providers like Yiwei Lithium Energy and Weilan Lithium Core [4].