The altitude of Huili is about 1800 meters. Huili County, Sichuan Province, has a pleasant climate. Because it is located in the flat dam of the plateau, it has a mild climate and the characteristics of spring-like seasons, so it has the reputation of "Little Spring City". Huili County is located in the mountain flat dam, surrounded by the remaining veins of Yak Mountain and Luoji Mountain, and the water systems such as Chenghe River, Jinjiang River and Xihe River flow through this place. The highest peak in the county is the main peak of Fritillaria Mountain, with an altitude of 3,920 meters, while the lowest altitude is 839 meters in Menggu Village on the Jinsha River. The topography of Huili County is not undulating, with the relative height difference of 800 ~1000 m and the maximum relative height difference of 308 1 m..