TechChina adds X-series designation for its fastest high-speed trains

China State Railway Group says trains running above 350 km/h will use a new X-series designation, introduced in two batches in late November and late December without changing timetables. The move addresses a shortage of available numbers in existing series.

China railwayshigh-speed trainstrain numbering

CCGTN★★☆☆☆2026-10-16 13:53Original