Group 1 - The core viewpoint is that lightweight technology is becoming a key direction for the development of the robotics industry, significantly enhancing performance, energy efficiency, and installation convenience while expanding application boundaries in specialized fields like space exploration and medical surgery [1] - The demand for improved motion performance, energy efficiency, and adaptability in robotics is increasing, making lightweight technology essential for enhancing acceleration, dynamic response, and flexibility, while also reducing energy dependence and maintenance costs [1] - High-performance materials such as PEEK, carbon fiber, aluminum-magnesium alloys, and nylon are emerging as crucial components for achieving lightweight designs in robotics, providing a solid foundation for the widespread adoption of lightweight technology [1] Group 2 - Significant advancements have been made in the lightweight solutions for core components such as motors, reducers, lead screws, joint modules, and structural parts, enhancing overall robot performance and efficiency [2] - Innovations like frameless motors, harmonic reducers, and planetary roller screw assemblies are contributing to the reduction of size and weight while improving key performance indicators such as stiffness, precision, and lifespan [2] - Related companies in the lightweight robotics sector include Xinhan New Materials, Zhongxin Fluorine Materials, Water Co., Polymeric Shun, Jiangsu Boyun, Xingyuan Zhuomei, Jinfat Technology, Pulit, Yongmaotai, Zhaomin Technology, Weike Technology, and Hengbo Co. [2]