Hello Ms.Fei:
The Jiangnandadao is not far from the Beijing Road, so you can take the taxi.
Please take the bus line 221 or 544 and off at the Jiangnandadaozhong
Take the night bus 32 and off at the Jiangnandadaozhong.
Take the night bus 8 and off at the Jiangnandadaobei.
Take the bus line 190 at the Entrance of Beijing Road and off at the Nancun and then take another bus line 308 and off at the Entrance of Jiangnandadao.
If you need any help, I will be at your service if you like.

Good luck!