Time Flies Study Room is a quiet self study space with individual cubicle seats available for hourly rental. It is also a chain, with multiple locations around town. You're only allowed to talk or outside of the quiet study rooms. Each area is charged differently. For one-time drop-ins, the public area is 15 rmb/hour, the quiet rooms are 18 rmb/hour, and the discussion room is 30 rmb/hour. They also offer printing service for 0.5rmb per page in grayscale, with your own USB.