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Main products: metal plastic polymer self-lubricating rolled bearings are the main source of income, accounting for 35.03% of the income and 49.33% of the gross profit margin.Industrial subdivision: industrial control equipmentProfitability: ROE is 24.44%, gross profit margin is 34.79%, and net interest rate is 18.34%.

Main products: mechanical sensors and instrument series are the main sources of income, accounting for 61.88% of the income and 41.39% of the gross profit margin.The first huichuan technologyMain products: passenger car gears are the main source of income, accounting for 54.67% of the revenue and 23.40% 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.Industrial subdivision: industrial control equipment