Train from Singapore to China?

Imagine the growth engine of a route from Singapore to China. Looks like it could happen:

Work on the 48km connection between Sisophan in Cambodia and Poipet near the Thai border will start early next year and be completed by 2010, said Minister of Public Works and Transport Sun Chanthol.

The link between Cambodia and Thailand is part of plans for a 5,500 km railway linking Singapore to Kunming, which was was first proposed by Asean in 1995.