Jade is a better variety of jade, and it is called "the king of jade". Emerald contains about 58% silica, 13% alumina, 1% calcium oxide, a small amount of magnesium oxide and iron oxide, and trace elements beneficial to human body such as chromium, nickel, zinc and manganese. Wearing jade ornaments for a long time, jade rubs against human body, and trace elements will enter human body, balancing the level of trace elements in human body.

For example, zinc can activate insulin, regulate energy metabolism, maintain human immune function, promote children's intellectual development, and have anti-cancer, anti-deformity and anti-aging effects. Manganese can resist the damage caused by free radicals, participate in the synthesis of protein and vitamins, promote blood circulation, accelerate metabolism, resist aging, and prevent Alzheimer's disease, osteoporosis and atherosclerosis. As for other trace elements, in short, the elements contained in jadeite can be regarded as mineral drugs, which have health care effects on human body. In addition, some experts believe that various elements emit cosmic waves and contact with the human body to form a micro-magnetic field, which can relieve joint pain.