China Public Transit Information

So, it is officially happening, or at least I've booked my tickets and requested a VISA, so momentum would leave one to believe that a visit to China is going to be happening.  -- I'm going to China, in a month!

Itinerary:
SLC - PEK (Beijing Airport Code) - 10/12 -
Bejing China Education Expo
PEK - Tsingdao (TAO) - 10/17 - 10/19
Tsingdao - Xi'an (XIY) - 10/19 - 10/21
XIY - Shanghai (PVG) - 10/21 - 10/24

http://chinatravelguide.com/shared/images/3/3e/ChinaRailwayMap.png