KAIYUAN SECURITIES·2025-09-16 05:45Investment Rating - The investment rating for the mechanical equipment industry is "Positive" (maintained) [1] Core Insights - The report emphasizes that the dexterous hand is a crucial component for humanoid robots, directly related to the robot's "brain" and significantly impacting its learning efficiency. The engineering effort for the Optimus dexterous hand accounts for about half of the overall humanoid robot development [13][31] - The Gen3 dexterous hand focuses on key areas such as micro motors, micro ball screws, tendon-driven systems, tactile and visual sensors, and lightweight materials, aiming for enhanced flexibility, load capacity, and perception [16][18] - The dexterous hand is expected to see early commercialization, with a diverse range of domestic companies emerging in the market [31] Summary by Sections 1. Dexterous Hand: Key Direction for Tesla's Robot Iteration - The dexterous hand is essential for precise operations and intelligent interactions in humanoid robots, with its optimization being the final step towards mass production [13][31] - Recent statements from Elon Musk highlight the strategic importance of the hand and forearm in the Gen3 iteration [13] 2. Gen3 Dexterous Hand Core Directions - Key changes in Gen3 include the migration of motors to the forearm, the use of micro ball screws for improved precision, and the adoption of tendon-driven systems for enhanced flexibility [16][18][22] - The integration of tactile and visual sensors is expected to improve dynamic grasping and complex task execution capabilities [24][25] 3. Commercialization Potential - The dexterous hand has a high technical barrier and can be sold independently, indicating unique commercialization potential across various sectors such as industrial, medical, and service applications [31] 4. Industry Landscape - The future of the dexterous hand industry is anticipated to feature a mix of third-party manufacturers, leading companies conducting in-house research, and core component manufacturers extending into full hand production [36][37] - Notable companies in this space include Tesla, Xiaomi, and various emerging third-party firms like Aoyi Technology and Xingdong Era [36][37] 5. Investment Recommendations - Recommended companies include Top Group, Zhenyu Technology, Wuzhou New Spring, Longsheng Technology, and others that are positioned to benefit from the advancements in dexterous hand technology [56]