Once the Hong Kong section is opened the country will be linked to China's network of some 25,000km of high-speed lines. 
What actions are needed when a high-speed railway starts to wear out?
The train company, Italy's first private high-speed rail operator, has exercised the option from a contract signed in October 2015.
Controlling traffic in the world's longest rail tunnel means being ready for any eventuality in terms of both safety and operations.
Alstom has received a €2.7 billion order from SNCF for 100 next-generation Avelia Horizon very high-speed TGV trains.
Developers are submitting plans for a new high-speed line to the UK's Department for Transport (DfT) in response to a call for market-led proposals.
Services on the high-speed line were originally scheduled to begin in December 2026.
The update comes after HS2 updated the shortlist of firms to build at least 54 conventional compatible trains for Britain’s new high-speed line.
As each rolling stock manufacturer works to finalise its bid ahead of the invitation to tender in spring 2018, we take a look at the companies' capability and capacity to build high-speed trains for one of Britain's most lucrative train contracts.
Bombardier Transportation and Hitachi Rail aim to deliver a "Spitfire for the British railway" as they join forces to make a bid for HS2 Phase One's £2.75 billion rolling stock contract. A shortlist to build at least 54 conventional compatible trains...