Mission Hills is located in the southern suburb of Haikou. Volcanic hot springs are taken from geothermal fields 800 meters deep in the stratum. The water quality is metasilicic acid strontium-containing hot springs, and the content meets the requirements of national natural hot springs standards. Silicon in metasilicic acid is an essential trace element for human body, which is beneficial to cardiovascular protection, elasticity and strength of connective tissue and bone growth. For people in sub-health state, it has the functions of relaxing nerves, relieving stress, eliminating toxins and strengthening physique. The temperature of geothermal hot springs in Haifu area is generally between 39℃ and 40℃, which is just right, not too hot, and there is no need to dilute and add cold water. Original flavor, maintaining the original salinity, very beneficial to the human body. Hot spring water temperature is appropriate, soaking the whole body, every nerve is relieved, pores are wide open, sweat toxins are discharged, beneficial elements is absorbed by the body, the whole body is completely relaxed, the whole body is full of qi and blood, and the whole body is very carefree, forgetting all troubles and entering the realm of selflessness. This is the charm of hot spring health care.