The company's traction system solutions face the customer-customized traction system interface, using customized, modular, integrated design concept, to provide customers with high-performance, reliable and stable traction chain system. The company has independent intellectual property rights, efficient strategy, the use of forced water circulation air cooling but cold method, good cooling effect, reduce system noise; Permanent magnet traction system solution is more efficient, energy saving and environmental protection; Auxiliary output grid-connected power supply mode, load power supply is more flexible, and load distribution ability in degraded mode is stronger. The train traction transmission system runs stably, has little maintenance, and has perfect fault protection and fault diagnosis functions, which greatly improves the reliability, safety and maintainability of the train.