Zheng Quan Zhi Xing·2025-08-14 07:57Group 1: Industry Overview - The global humanoid robot industry is projected to reach a market size of $3.4 billion in 2024, representing a year-on-year increase of 57.41%, and is expected to grow to $5.3 billion in 2025, with a potential to exceed $20.6 billion by 2028, indicating a high compound annual growth rate [3]. - The humanoid robot sector is positioned at the beginning of a growth trajectory, with significant potential for expansion in both global and Chinese markets, driven by advancements in artificial intelligence and precision manufacturing [3]. Group 2: Tesla's Optimus Robot - Tesla's Optimus Gen2 humanoid robot has undergone significant upgrades, including a weight reduction of approximately 10 kg, a 30% increase in walking speed, and a doubling of hand dexterity to 22 degrees of freedom, with an overall freedom of movement reaching 28 degrees [2]. - The Optimus Gen2 robot stands 1.73 meters tall, weighs 57 kg, and can perform tasks such as squatting and delicate actions like egg squeezing, with a load capacity of 20 kg and a walking speed of 8 km/h [2]. - Tesla is already working on the third generation of Optimus, which aims to enhance coordination and the ability to perform complex tasks, such as folding clothes and caring for children [2][3]. Group 3: Key Companies in the Supply Chain - Sanhua Intelligent Control (三花智控) is a core supplier of rotating joint assemblies for Tesla's humanoid robots and has entered small-scale trial production for liquid cooling modules [4]. - Top Group (拓普集团) serves as a first-tier supplier for Tesla's robots, responsible for linear joint assembly supply, with a factory in Mexico expected to start production in Q3 2025 [4]. - Harmonic Drive (绿的谐波) is a leading domestic company in harmonic reducers, providing products that meet international standards and are compatible with Tesla's Optimus [4]. - Inovance Technology (汇川技术) is a domestic leader in humanoid robot components, specializing in servo systems and rotary actuator modules suitable for Tesla's Optimus [4]. - Mingzhi Electric (鸣志电器) is a leading provider of dexterous hand components for humanoid robots, with high-precision stepper motors that rank among the top three globally and have entered Tesla's supply chain [4]. - Wuzhou Xinchun (五洲新春) collaborates with Hangzhou Xinjian to support Tesla's supply chain with planetary roller screw products [4].