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What is the highest level a train driver can reach?

Excellent railway locomotive crew members are good at work and maneuver well, and can be promoted to instructing drivers.

The locomotive driver is under the management of the operation workshop, and the instructing driver is under the management of the safety department

If he can be promoted in the future, he will be a locomotive dispatcher in the dispatching station of the bureau, and he can be promoted to the dispatching station in the future. Duty supervisor, dispatching station workshop director, etc.