Beijing's hope of transport

If you ever been to Beijing, you should know the road condition there. It's not those people who can afford private cars should be blamed at. Nothing on the road can move people happily between home and workplace twice a day in a city with the population of 20+ millions. Thanks to the coming 2008 Beijing Olympic Game, if the underground solution has been adopted by most of the big cities in the world, then Beijing is the one way behind.