Located in the south of Huoshan, 18 kilometers southeast of Huozhou City, the tourist area is about 40 square kilometers. According to the Taotang Valley Reconstruction of Yuquan Temple Stele in Jiaqing three years of the Qing Dynasty, it was named after Emperor Yao (Emperor Yao, surname Yiqi, name Fangxun). Legend has it that he was once sealed in Taodi and Tangdi, so named Tao Tang, Yao is one of the five ancient emperors in China.