Beijing Shindom-Xin Jie Kou Hotel puts you within a 10-minute drive of Beijing Aquarium and Bell and Drum Towers. You'll have free perks like WiFi and wired Internet. Room service and rainfall showerheads are offered in all rooms.
Pros: decent location, staff, room sizeCons: shared bath/toilet! this was not at all clear from the booking page. difficult to communicate with hotel staff, though they were helpful otherwise.