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3 rd Lei Sai IntelligentPerformance forecast: ROE has continuously decreased to 11.05% in recent three years, and the latest forecast average is 14.16%.Industrial subdivision: instruments and meters

Industrial Segmentation: Chassis and Engine SystemProfitability: ROE is 9.58%, gross profit margin is 20.95%, and net interest rate is 8.49%. Performance forecast: ROE has continuously increased to 10.67% in recent three years, with the latest forecast average of 11.86%.

Industrial Subdivision: Chassis and Engine SystemHighlights 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.Industrial breakdown: other general equipment