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Main products: electromagnetic brakes are the main source of income, accounting for 58.93% of the income and 37.26% of the gross profit margin.Highlights of the company: The R&D project of high-precision planetary roller screw for Reddy intelligent drive humanoid robot mainly faces the humanoid robot market.Profitability: ROE is 11.97%, gross profit margin is 30.95%, and net interest rate is 15.71%.

Highlights of the company: Keli Sensing has cooperated with industrial robots and cooperative robot customers, and is currently sending samples to humanoid robot customers.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.Main products: the driving system is the main source of income, accounting for 64.86% of the income and 32.20% of the gross profit margin.

The first huichuan technologyProfitability: ROE is 10.80%, gross profit margin is 34.37%, and net interest rate is 19.91%.Profitability is usually manifested in the amount and level of corporate income in a certain period of time. The analysis of profitability is the deep analysis of the company's profit rate.