Punktförmige Zugbeeinflussung
After acknowledging the warning signal the train has to stay below the braking curve (German "Bremskurve") - fast trains may travel up to 165 km/h and they must reduce the speed to below 85 km/h after 23 seconds. Note that the operation of high speed trains beyond 165 km/h is not based on visual wayside signals or PZB inductors (using LZB or European Train Control System cab-signalling instead in Germany).
Rail transport in China
High-speed rail in China refers to any train service (generally passenger only) with average train speeds above . High-speed service on China Railway High-Speed (CRH) train sets was officially introduced in 2007. These trains run on upgraded conventional lines as well as passenger dedicated high-speed track that can permit speeds of up to .