Introduction to Badaling National Forest Park: Badaling National Forest Park is located in Badaling Forest Farm, between Badaling and Juyongguan of the Great Wall. It has a total area of ​​44,000 acres, the highest peak is 1,238 meters above sea level, and is home to 539 species of plants and 158 species of animals. The greening rate of species and trees reaches 96%. The park's year-round temperature is 5°C lower than that of the urban area and its content of negative oxygen ions is extremely rich. It is the best place for citizens of the capital to feel the charm of nature.