AI基建行业专题：AI基建产业梳理：基建加速迎景气周期-20250603

Investment Rating - The report rates the AI infrastructure industry as "Outperform" compared to the market [1]. Core Insights - The demand for intelligent computing is driving the continuous growth of data centers, with power distribution and cooling being core components of AI infrastructure [3]. - Capital expenditures in the AI infrastructure sector are expected to reach hundreds of billions, with major companies like Google, Microsoft, and Amazon projected to spend $320 billion in FY2025, a 39% increase from 2024 [3][22]. - The report emphasizes the importance of power supply systems, particularly gas turbines, which are becoming the preferred primary power source for data centers due to their short construction cycles and low costs [3][60]. Summary by Sections AI Infrastructure Overview - The AI infrastructure industry is entering a prosperous cycle driven by increased demand and supportive policies [3][19]. - The global computing power scale is expected to reach approximately 910 EFLOPS by the end of 2023, with a 40% year-on-year growth [19]. Power Supply Systems - Gas turbines are expected to benefit from a long-term upcycle, with global orders projected to increase by 38% year-on-year in 2024 [3][60]. - The report highlights that gas turbines account for over 50% of the value in AI infrastructure, while cooling systems account for over 20% [3][37]. Cooling Systems - Liquid cooling is anticipated to replace air cooling as a trend in the industry, with the market for cooling systems expected to exceed 100 billion by 2028 [3][32]. - The report identifies external cooling units, such as chillers, as key beneficiaries of this transition [3]. Investment Recommendations - The report suggests focusing on segments within the supply chain that are core to the industry, have rigid supply, and are linked to major clients [3]. - Recommended companies include Yingliu Co., Haomai Technology, and Ice Wheel Environment, among others [7][8].