Zheng Quan Zhi Xing·2025-08-19 07:38Group 1 - The diesel generator concept has gained significant traction, with companies like Taihao Technology, Power New Science, and Weichai Heavy Machinery hitting their daily limit up, and the diesel generator concept index has increased by over 64% this year [1] - The demand for high-end diesel generators has surged due to the continuous growth of AI data centers (AIDC) and traditional data centers, with power requirements for AIDC cabinets increasing from 4-8 kW to 20-100 kW, necessitating more robust backup power configurations [2][3] - Major tech companies like Tencent, Alibaba, and ByteDance are expanding their data centers, which is expected to drive the demand for diesel generators, with the market size projected to reach 9.1 billion yuan by 2025, a year-on-year growth of over 50% [2] Group 2 - North American cloud service providers are increasing investments in AI infrastructure, leading to a supply-demand imbalance for diesel generators globally, with prices reaching over 2.8 million yuan earlier this year [3] - Domestic manufacturers are experiencing a production backlog extending to November 2025, and the price of domestic diesel generators is around 3 million yuan, while export prices are approximately 4 million yuan, indicating a rising profit margin [3] - The domestic supply-demand gap is expected to persist due to the difficulty and low willingness of international leaders to expand production, benefiting domestic manufacturers in the diesel generator market [3] Group 3 - KOTAI Power focuses on the development, design, production, and sales of generator sets, with stable business cooperation in backup power for data centers [4] - Weichai Heavy Machinery specializes in developing and manufacturing power generation equipment, which is used as backup power in data centers [4] - Huafeng Co. produces intelligent generator sets primarily for data centers and communication bases [4] - Shenli Co. provides diesel generator products applicable in industries requiring emergency power, including data centers [4] - Taihao Technology specializes in emergency equipment for military applications, with intelligent emergency power solutions for data centers [4] - Sumida has a long-standing presence in the generator market, providing reliable backup power solutions for data centers [4]