Xinda Securities·2025-04-29 08:40Investment 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 are expected to enhance the efficiency of computing resources and provide a solid foundation for the digital economy [9][11] - The power supply architecture is anticipated to evolve from UPS to HVDC, with a focus on improving power supply efficiency and reliability [4][66] - The market for AI servers and power supplies is expected to see significant growth, driven by increasing power density and the need for high-performance computing [41][56] 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, with a focus on enhancing computing power and efficiency [9] - The power supply infrastructure is likely to undergo iterative upgrades to meet the growing demands of data centers [19] 2. AI Server Power Supply Upgrades - The global AI market reached approximately 1,187.9 billion yuan in 2023, with expectations of a compound annual growth rate exceeding 35% from 2023 to 2030 [41] - AI server power supply performance is expected to improve, leading to increased value and 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 - The report suggests focusing on several areas within the power supply sector, including: 1. Increased power density in server power supplies, with recommendations to monitor companies like Megmeet and EATON [4] 2. The shift from UPS to HVDC systems, with a focus on companies such as Zhongheng Electric and Hezhong Electric [4] 3. Backup power solutions, particularly BBU and diesel generators, with recommendations to observe companies like Yiwei Lithium Energy and KOTAI Power [4]