Flight Pudong International Airport departs from Shanghai Pudong International Airport at 09:45 and arrives at Nanchang Nanchang Changbei International Airport at 11:10.
The flighttime is about 9h 25m. The distance travelled ("as the bird flies"): 668 Km. So the average speed is roughly 71 Km.
There is an 8 hour time difference between Shanghai and Nanchang