Tongwei is a transit point on the tourist route from Dunhuang Mogao Grottoes to Tianshui Maijishan Ancient Silk Road. Convenient transportation and superior geographical location. The most attractive thing is that it also has a natural hot spring nearest to the provincial capital Lanzhou. "Wanhe Qiong Yao's first snow, Lingquan gurgled smoke. Passers-by are not surprised, and whoever cooks golden goose does not remember the year. " It depicts that this lake is located in the quiet Tang Chi Valley, 8 kilometers southwest of the county seat. It has been surging for thousands of years, and it is a smart and beautiful natural hot spring on the dragon-Tongwei natural hot spring.