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Highlights of the company: Changsheng bearing products have applications in robot joints and reducers.Highlights of the company: The initial positioning of Lei Sai intelligent humanoid robot business is to provide servo control products and solutions, and provide serial servo control core components and module-level solutions for many machine manufacturers.Performance forecast: ROE fluctuated between 8% and 14% in the last three years, and the latest forecast averaged 9.86%.

Highlights of the company: The working principle and basic technology of the core-moving MEMS pressure sensor are consistent with those of the inertial sensor, which are all based on the joint action of resonant MEMS devices and matching ASIC control chips.Performance forecast: ROE fluctuated between 24% and 26% in the last three years, and the latest forecast averaged 12.00%.Performance forecast: ROE has continuously decreased to 21.66% in recent three years, and the latest forecast average is 17.93%.

Highlights of the company: Huichuan technology is still in the early stage of insight and pre-research on the layout of humanoid robot industry, and the parts and components under development include motors, drivers and actuator modules.Performance forecast: ROE fluctuated between 7% and 17% in the last three years, and the latest forecast average was 15.48%.Who is the most profitable enterprise for the core components of humanoid robots?