Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Hohhot (65% of total searches to Nei Mongol). The next most popular destinations are Hulunbuir (20%) and Ordos City (8%). Searches for hotels in Tongliao (7%) are also popular.
KAYAK users have found double rooms in Nei Mongol for as cheap as $42 (Ordos City) in the last 3 days. The average price is $59.