Hot spring water quality characteristics: Hot spring water contains special components, such as selenium, strontium, radon, silicate and so on. It can activate antioxidant enzymes in the skin, inhibit the release of inflammatory substances, and reduce the damage of free radicals to cells, so soaking in hot springs also has the functions of soothing the skin, diminishing inflammation and resisting allergy. Acid hot springs containing sulfur, manganese, iodine, etc. Has bactericidal effect, and can be used for treating dermatoses such as atopic dermatitis and psoriasis. The water quality of Cishan Hot Spring comes from the underground fissure of1580m, which is weak alkaline deep hot spring water, and its strontium content is five times higher than that of ordinary water, so it is healthy and healthy water.