China changes the train numbering system

State-owned China Railway Corporation has announced that the national train numbering system will be revised and the new "X" series will be assigned to future trains with a maximum operating speed of more than 350 km/h.

State-owned China Railway Corporation has announced that the national train numbering system will be revised and the new "X" series will be assigned to future trains with a maximum operating speed of more than 350 km/h.