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The upstream core components of humanoid robot industrial chain mainly include harmonic reducer, frameless torque motor, hollow cup motor, planetary roller screw, encoder, sensor, bearing and so on.Highlights of the company: Best's main products include high-precision ball/roller screw pairs, high-precision rolling guide rail pairs and so on, which are used in industrial machine tools, humanoid robots and other fields.3 rd Lei Sai Intelligent

Profitability: ROE is 12.31%, gross profit margin is 40.53% and net interest rate is 27.37%.Di 2 changsheng bearingsIndustrial Subdivision: Chassis and Engine System

Highlights of the company: Changsheng bearing products have applications in robot joints and reducers.Profitability: 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%.Profitability: ROE is 16.77%, gross profit margin is 84.77%, and net interest rate is 51.10%.