Introduction to Mongolian yellow elm: Huang Yuguang Sightseeing Area is about 60 kilometers away from the county seat. It is the largest Mongolian yellow elm forest in Asia, covering an area of about 50 square kilometers. Mongolian yellow elm is a rare tree species in Asia. It belongs to the Ulmus family and Ulmus genus. It is a natural secondary forest and a unique tree species on sand dunes in arid areas.