Introduction to the open-air hot spring pool: Mingtang Hot Spring is a metasilicic acid multi-complex hot spring, rich in silicic acid, potassium, sodium, magnesium, bromine, lithium, iron and other trace elements that are beneficial to the human body. It has the characteristics of good water quality and large amount of water. The hot spring water is 42.8-45℃, the water quality is neutral and mild, and the pH value is 6.6. It can promote blood circulation, activate cell tissues, quickly eliminate fatigue, and effectively prevent diseases, thereby achieving health care and beauty. Health-preserving effect. In addition, it has special effects on treating skin pigmentation, rheumatism and rheumatoid, arthritis, neurasthenia, etc.