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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 main business of double-ring transmission is mechanical transmission gears and related parts, and its main application fields cover automobile powertrains and transmission devices including transmissions and transfer cases.Profitability: ROE is 11.15%, gross profit margin is 37.02%, and net interest rate is 14.26%.

Main products: stepping system is the main source of income, accounting for 43.32% of the income and 38.02% of the gross profit margin.Step 7 branch stockHighlights of the company: Changsheng bearing products have applications in robot joints and reducers.

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 segmentation: robotsHighlights 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.