As taxi drivers in Nanjing do not speak English, you can show this document to the driver (it includes the address of the hotel in Chinese).
Accommodation
The venue will be Han Yuan Hotel, situated in the eastern scenic spot of Nanjing, an ancient capital of six dynasties, China.
Han Yuan Hotel is located at the intersection of Houbiaoying Road and Tongwei Road in the east of Nanjing, 40 minutes to Lukou Airport by car, 20 minutes to Nanjing Railway Station, and 2 minutes to Nanjing-Shanghai Expressway.
Hotel accommodation is reserved for you until 15 September 2008 in Han Yuan Hotel. Hotel rooms will be allocated on a first-come-first-served basis. For more information on the hotel and reservation please visit the hotel website (although it seems to be in Chinese only, please click on the menu and you will be able to read some information in English) or call the hotel directly 0086-25-84393980.