From Youth Hostel to Deluxe 5 star hotel, no matter what hotel you expect, most Favorable ones with lowest discount to 30%-80% are all available here. Bookings here could be processed free of charge and immediately, and you could pay at arrival!
My French friends were not very satisfied with the hotel of Xian. Then they changed their policy when they reserved the hotel in Suzhou and Shanghai. They did not ask anymore the hotels less than 4 stars.