Haichang Yudaishan Hot Spring Introduction: Yantai Haichang Yudaishan Hot Spring is a hot spring club focusing on hot spring health care. It is committed to the promotion of Japanese hot spring culture and the guidance of consumer concepts. The hot spring water here is taken from 1,800 meters underground and is rich in minerals and various trace elements needed by the human body. Various elements such as strontium ions, metasilicic acid, sodium ions and bicarbonate have certain effects on relieving physical fatigue, relieving rheumatic pain, improving cardiovascular diseases, regulating autonomic nerve tension and arteriosclerosis, hypertension, chronic arthritis and other symptoms. .