Investment Rating - The report assigns an "Increase Holding" rating for the industry [4]. Core Insights - The new cycloidal reducer is expected to become an alternative option following harmonic and planetary reducers, with significant investment opportunities emerging [2][4]. - The report highlights the advancements in cycloidal reducers, which are anticipated to address the performance shortcomings of harmonic and planetary reducers, particularly in humanoid robots [4]. Summary by Sections Industry Overview - The humanoid robot sector is experiencing rapid changes, with a focus on the development of lightweight and efficient cycloidal gear solutions [2][4]. Investment Recommendations - The report suggests monitoring companies such as Zhongchen Technology, Shuanghuan Transmission, and Landai Technology for rotary joint modules. For linear actuator modules, Hengli Hydraulic is recommended, along with Zhejiang Rongtai and Demais [4]. - In the motor segment, Mingzhi Electric is highlighted, while encoder companies to watch include Yapu Co. and Fengtiao Technology. For dexterous hands and sensors, Hanwei Technology and Zhaowei Electromechanical are recommended, and for structural components, Changying Precision is noted [4]. Technical Advancements - The report discusses the technical improvements in cycloidal reducers, which are expected to enhance their adoption in humanoid robots. The torque coverage has expanded from 10N·M to 140N·M, with a fivefold overload capacity [4]. - Companies like Hechuan Technology and Keda Li's subsidiary, Kemei, are making strides in lightweight cycloidal reducers, with weight reductions of up to 73% compared to traditional models [4]. Market Dynamics - The humanoid robot joint transmission solutions are entering a phase of refined adaptation, with the potential for precise selection based on joint load characteristics. This could lead to a collaborative ecosystem of various types of reducers, accelerating commercialization [4].