Where to stay in Shanghai?

First solution:
Hostel's english name: Hidden Garden Youth Hostel .
Hostel's address:No. 840 ,834 Lane, pudong avenue , Pudong district.
Hostel's name Chinese pinyin spelling is: da yin guo ji qing nian lv she.
The Hostel address's Chinese pinyin spelling is:PuDong xinqu,PuDong da dao 834 nong,840 hao.
Hostel's detail: Bed:BunkBeds. Avg rate per night 60 China Yuan(CNY) Up. Available for： 6 or more.
Route:
From pudong international airport by maglev to longyang road subway station, then change to the subway line 2, get off at the century avenue station, take a taxi to
No. 840 ,834 Lane, pudong avenue , Pudong district, Taxi fares in 14 China Yuan(CNY) around.[costs will increase a bit if is at night]
Show the Hostel address's Chinese pinyin spelling -----<< PuDong xinqu,PuDong da dao 834 nong,840 hao>> and Hostel's name Chinese pinyin spelling-----<< da yin guo ji qing nian lv she>> to taxi driver,if first driver cann't understand, change a new one, there definite be a taxi driver knows the address.
Bar:In a hostel north of 160 meters have a bar, the bar name is SUPERB bar. There's a starbucks which is located at northwest 240 meters .
Good luck for you!
Dean.

Second solution:
Hotel 's english name: Airlines Hotel - Pudong Airport .
Hotel 's address:No.1909 Pudong Airport Jiangzhen Road, Pudong New District.
Hotel Tel：021-38489888
The hotel about 10 minutes' drive from pudong international airport terminal, the hotel for client prepared free shuttle bus between airport and hotel .
Hotel 's detail: Standard Room Bed:DoubleBed 1. 1M Internet:FreeWired[free] Avg rate per night 298 China Yuan(CNY) Up. Available for： 2.
Route:
The hotel for client prepared free shuttle bus between airport and hotel.
If you by taxi,the Taxi fares in 18 China Yuan(CNY) around.[costs will increase a bit if is at night]
Bar:century 100 bar.Address: No. 100 century avenue, pudong New District of world financial center 92 floor of park hyatt hotel.

Route:Take a taxi to Haitian three road subway station, then take the east extension metro line 2 to guang LAN road station, change to the subway line 2 to dongchang road station, out of the subway station from exit 4, after walk 967 meters to 92 floor of park hyatt hotel.

Good luck for you!
Dean.(If you have any questions, you can send me an email, my email address is:shisun01163.com)

Isn't the Bund/Nanjing Road the best place for nightlife, bars, etc?

Yes, they are the best places for nightlife. For bars, the Bund and Xin Tian Di have more great ones, attracting many foreigners.