Originally Posted by
blandy62
No that would not be a bit of extra infrastructure, That would be major infrastructure to bring the High speed train to airport. The current track on the Tung Chung/Airport line, can't be used for the high speed train. So that would probably require to build a complete underground extension from the newly built high speed track.
The airport express is built to the same track gauge as the high speed railways. So if a chord were build and appropriate trains obtained through running would be possible.
maybe one day, when China has abolished internal borders...