Core Viewpoint - The article discusses the advancements in liquid cooling technologies for robotics, highlighting the innovative solutions and competitive landscape within the industry, particularly focusing on the development of pump-less liquid cooling systems and their advantages over traditional methods [4][6][18]. Group 1: Innovations in Liquid Cooling Technology - Unitree Robotics has introduced the Unitree H2, a bionic humanoid robot that utilizes a self-developed high-power density joint module, which is supported by innovative pump-less liquid cooling technology for efficient heat dissipation [4][6]. - The pump-less liquid cooling technology employs the evaporation of volatile liquids to achieve cooling, significantly simplifying the structure and enhancing cooling efficiency compared to traditional systems [6]. - The article outlines the challenges faced by liquid cooling systems in robotics, including the need for compact design, precise dynamic thermal management, and material compatibility [18][19]. Group 2: Competitive Landscape of Liquid Cooling Suppliers - Leading companies such as Tenglong Co., Sanhua Intelligent Control, and Yinlun Co. are highlighted for their advancements in liquid cooling technologies, with specific applications in robotics and partnerships with major firms like Tesla and NVIDIA [11][12][13]. - Tenglong Co. has developed microchannel cooling technology that effectively addresses overheating issues in robotic joints, achieving a cooling power density of 800W/L [11]. - Sanhua Intelligent Control has transitioned from traditional appliance components to a multi-track leader in thermal management and robotics, with a gross margin of 45% for its custom liquid cooling modules [12]. Group 3: Challenges and Future Directions - The article emphasizes that the technical barriers for developing liquid cooling systems for robots are significantly higher than those for server cooling, due to the complex requirements of space adaptation and dynamic thermal management [18][19]. - Despite the challenges, the demand for effective cooling solutions in humanoid and specialized robots is driving many companies to accelerate their development efforts in this field [19]. - The industry is witnessing a trend where companies leverage their existing expertise in automotive thermal management and data center cooling to innovate in the robotics sector [19].