Shuanglongshan Forest Park because of "the two sides of the mountain stone wall, a spring in the stream", so there is the title of Beijing-bei Xiaolongquan. Shuanglong Mountain is located in the west of Yucun, Changling Town, Changping District, Beijing. The scenic spot is 5 Huali. The forest is lush and the vegetation coverage rate is more than 95 [%]. The natural ecological environment is superior. There are both mountains and forests and interesting, and there are remnants of ancient city walls. Known as a paradise and green fruit picking base, it is a great place for people to travel, sightseeing, vacation and feel the nature.