Introduction to Yanling: Yanling County is located in the southeast of Hunan Province, in the middle of Luojing Mountain Range, and in the west of Jinggang Mountain. It is 50.49 kilometers wide from east to west, 50 kilometers long from north to south, and more than 200 miles around the ring. It is commonly known as Wubaili Mountain. The county has a total population of 200,000, with a total area of ​​2,030 square kilometers. The regional distribution is “eight-and-a-half-point mountain, one-point field, half-water and manor”. Yanling has beautiful ecology, beautiful scenery and pleasant climate. The forest coverage rate is 83.51%. The comprehensive index of environmental quality ranks first in Hunan Province and is a blessed place for leisure and health. Yanling is the blessing place of the ancestor of the Chinese nation, Emperor Shennong. It was once the place where Yandi Shennong tasted the grass. It has a national key scenic spot, a national AAAA-level tourist scenic spot, and the Yandi Mausoleum, which is known as the first tomb of Shenzhou. The nature reserve, the National Forest Park, and the national AAAA-level tourist scenic spot, Shennong Valley, preserve the largest (100,000 mu) virgin forest in South China, with a negative oxygen ion content of 136,000/cm3, which is the first in Asia; The first peak in Hunan, Qifeng, is 2115.5 meters above sea level; Lishuzhou is known as “Xiaojiuzhaigou”, which preserves “plant fossil” southern hemlock group, hail group, alpine meadow and 10,000 mu of bamboo sea; The farm is known as “Xiaoyu Mountain” and is distributed with the largest 10,000 mu of rhododendrons in the country, the most original alpine wetland landscape, and the “Millennium Bird Road”.