Yunnan is rich in geothermal resources, accounting for a quarter of the number of known hot springs in the country, with Tengchong line being the most concentrated. Tengchong is one of the three hot areas in our country. There are about 80 hot springs and boiling springs all over the country. It is inlaid in the hot sea of Tengchong about 8 kilometers west of the city and is the most representative.