The company's torque-torsional vibration integrated sensor is the key technology to solve the problem of "stuck neck" in our country. A series of innovative results have been achieved, and 5 national patents have been obtained and applied. Mainly customize the production of large and super large torque-torque vibration sensors ranging from 5 kN•m to 2.5 MN•m, and have made extensive contacts with many companies, including petroleum exploration companies, shipbuilding companies, and generator set companies. The contract of intent lays a solid foundation for the application of enterprise products in the future.