Investment Rating - The report recommends "Jinli Permanent Magnet" as a key investment opportunity in the humanoid robot materials sector, while also suggesting to pay attention to "Zhenghai Magnetic Materials," "Ningbo Yunsheng," "InnoLux," and "Instech" [3]. Core Insights - The humanoid robot industry is driven by diverse functional demands, necessitating advanced motor designs, particularly in joint servo motors, which are crucial for movement capabilities [1][9]. - Magnetic components are identified as critical parts of servo motors, with the design and adaptation of these components creating significant barriers to entry in the market [2][38]. - The development of rare earth permanent magnet materials is pivotal for the humanoid robot sector, marking a new era in material design for magnetic components [3][51]. Summary by Sections 1. Joint Servo Motors: Core of Humanoid Robot Movement - Electric motors serve as the primary power source for humanoid robots, with unique functional requirements such as high torque density, dynamic response, lightweight, and low noise [1][9]. - Different joint configurations require tailored motor designs, indicating substantial room for improvement in current humanoid robot joint structures [1][20]. 2. Magnetic Components: Key Parts of Servo Motors - Magnetic components are part of the deep processing of rare earth permanent magnet materials, with complex production processes affecting motor performance [2][38]. - The performance of permanent magnet materials is critical, with specific grades determining customization capabilities for manufacturers [2][50]. - Future designs must align magnetic components with motor structures to optimize performance, creating competitive advantages for companies in the humanoid robot field [2][38]. 3. Investment Recommendations and Key Targets - The report emphasizes the importance of rare earth permanent magnet materials in humanoid robots, recommending "Jinli Permanent Magnet" and highlighting other companies like "Zhenghai Magnetic Materials" and "Ningbo Yunsheng" as potential investment opportunities [3][4].