Z trains (直达特快旅客列车; Zhida Tekuai Lüke Lieche) in China Railways are direct regular rail trains, and form the fastest train category in the conventional regular rail system. Sleepers and dining cars are standard. A few have Luxury Sleeper carriages with a private compartment for two passengers only (and at times a private toilet). Z trains run as fast as 160 km/h (100 mph).
The following train numbers are in use:
- Z1 – Z4998: Long-distance Z trains
Please note that trains with numbers between Z4001 and Z4998 are usually extra services.
- Z5001 – Z9998: Regional Z trains
Please note that trains with numbers between Z9001 and Z9998 are usually extra services.
Please note: Trains Z97–Z100 and Z801–Z828 are services to and from Hong Kong; trains Z5 and Z6 are international rail services.