Hi Suny
Greeting from Peggy, Top China Travel.
1) Which station do I have to get off? East Nanjing? or People's SQ ?
You can get off on East Nanjing Road Station (No. 4 Exit)
2) how far subway station to Hotel? is walking distance with luggage?
Yes, you can walk from East Nanjing Road Station No. 4 Exit to Howard Johnson Plaza, around 10 min walking will get to the hotel.
Feel free to contact with us in any moment by mail if you have any question on China tour service.
Have a nice day!
Best Regards
Peggy