It's true. Yao people's Yao bath is mainly used for treating diseases, preserving health, expelling toxin and beautifying face, and expelling cold. It is true that the Yao bath in Lu Jincheng is run by Yao people. Medicinal bath health care therapy is a kind of medicinal bath treatment of diseases. Medicinal bath is treated by the warm, mechanical and chemical action of water and fumigation with the help of medicinal steam and liquid medicine.