机械行业周报2025年第33周：2025世界人形机器人运动会顺利举行，液冷方案成数据中心散热的关键-20250819

Investment Rating - The report maintains a "Buy" rating for the mechanical industry [1] Core Views - The humanoid robot sector is experiencing significant advancements, with notable collaborations and funding activities indicating a robust growth trajectory [4][5][6][7] - Liquid cooling technology is becoming essential for data centers due to increasing power demands from high-performance chips, with a projected increase in adoption rates [8][9] - The machine tool and cutting tool sectors are showing signs of recovery, driven by improved economic expectations and policy implementations [9][15] - The engineering machinery sector is expected to benefit from major infrastructure projects, particularly the Yarlung Tsangpo River hydropower project [14][15] - The forklift market is witnessing growth in both domestic and export sales, with a significant increase in the penetration of unmanned forklifts [16][17] Summary by Relevant Sections Humanoid Robots - A collaboration between Zhiyuan Robotics and Fulian Precision Engineering marks the first large-scale commercial order for humanoid robots in the industrial sector [4] - Nvidia's new AI models for robotics development, including the Cosmos Reason model, are set to enhance capabilities in physical AI applications [4] - Significant funding rounds for companies like Lingdong General Robotics and Daimeng Robotics are aimed at advancing humanoid robot technology [5][6] Liquid Cooling - Nvidia's latest chip releases indicate a shift towards liquid cooling solutions, with traditional air cooling systems becoming inadequate [8] - China's "East Data West Computing" initiative mandates new data centers to achieve a PUE of less than 1.25, further pushing the adoption of liquid cooling [8] - The report suggests a transition from single-phase to dual-phase cooling technologies as chip power consumption continues to rise [8][9] Machine Tools & Cutting Tools - Japan's machine tool orders show a slight decline, but orders from China continue to grow, indicating a positive trend for the sector [9] - China's metal cutting machine tool production has increased by 13.5% year-on-year in the first half of 2025, reflecting a recovery in demand [9] Engineering Machinery - The Yarlung Tsangpo River hydropower project, with an investment of approximately 1.2 trillion yuan, is expected to drive demand for engineering machinery [14] - Excavator sales in July 2025 increased by 25.2% year-on-year, indicating a recovery in the domestic market [15] Forklifts - Forklift sales reached 118,605 units in July 2025, with a year-on-year growth of 14.4%, driven by increased operational hours and demand for unmanned forklifts [16][17]