In addition, the beautiful wine glasses made of emeralds and sapphires not only have beautiful shapes, but also have the function of wine, which can change the structure of wine and make it mellow, sweet and soft. China has had the habit of eating jade to ward off evil spirits and prolong life since ancient times. Jade can be used as medicine in the traditional medical treasure house of the motherland. Mild and sweet in taste, it has the functions of quenching thirst, nourishing the heart and improving eyesight, and focusing on nourishing the heart. Amber is also used as medicine. According to the research of mineral medicine, jade has high-intensity electrons, and electron diffraction can release huge energy, which can affect the bioelectricity of human body, stimulate endocrine and regulate metabolism. Gems have special photoelectric effects, and electromagnetic fields are formed during cutting, grinding and polishing. These effects are combined to form a resonator, which can resonate with the human body and make all parts of the human body work more harmoniously. In addition, many precious stones and jade contain various beneficial trace elements such as zinc, copper, germanium, cobalt, nickel, manganese and selenium. Wear it for a long time, rub the skin, and trace elements penetrate into the human body, thus balancing physiological functions and playing a health care role. Some gems can emit fluorescent and colored light, stimulate human acupuncture points and play a therapeutic role. German experts believe that amethyst can relieve people's nervousness and has a calming effect; Aquamarine can relieve the pain caused by respiratory diseases; Amber can help people overcome depression; Diamonds can make people energetic; Celestite has certain curative effect on gastropathy and digestive system diseases. Opal can protect the heart; Ruby helps to improve people's fertility; Pearls can protect human skin. When choosing jewelry, people should pay attention to that some gems will radiate harmful rays, such as low-type zircon and radioactive gems. When radiation exceeds a certain limit, it will be harmful to human body. The health-preserving mechanism of jade has been confirmed by modern science. According to chemical analysis, jade contains many trace elements beneficial to human body, such as zinc, magnesium, iron, copper, selenium and chromium. Wearing jade can make trace elements absorbed by human skin, activate cells and tissues, and improve human immune function. Therefore, there is a saying in Chinese medicine that "some diseases cannot be cured by taking medicine, so it is good to wear Yu Pei often". That's the reason. If you wear a jade bracelet for long-term benign massage, you can not only get rid of blurred vision passively, but also store your vitality and nourish your spirit. Experts believe that [white jade] has a calming effect. [Sapphire] Avoid evil spirits. It makes people energetic. [xiuyan jade] It is very effective for male impotence patients, and can improve people's fertility. [Jade] can relieve the pain of the respiratory system and help people overcome depression. [Duyu] Moisten the heart and lungs, clear stomach fire, improve eyesight and beauty. [Agate] Clear away heat and improve eyesight. [Lao Yu] Detoxify, clear yellow water, relieve rat sores, nourish yin whiskers, and treat phlegm disorder. Moreover, it is safe in addition to illness. Its products are directly used for fitness and health care: jade pillows, jade mats, fitness balls, massagers, walking sticks and jade combs, which have the effects of skin care, calming the nerves and calming the nerves. If you use them for a long time, you will feel refreshed and live longer. The method of identifying true and false jade articles is expensive and requires high selection technology. It is difficult for most consumers to distinguish between good and bad, and it is easy to buy inferior products or products with a little carelessness. Suffered huge economic losses. There are many jade shops in the market, and jade articles are generally divided into nephrite and jadeite. Jade is also called jadeite. Academically speaking, nephrite is a silicate containing calcium, magnesium and iron. Jadeite is a silicate containing sodium and aluminum. The following is a description of the advantages and disadvantages of jade, as well as the method to distinguish between true and false: water identification method → drop a drop of water on jade, if it becomes dew, it is real jade; The water drops quickly disappeared from the fake goods. Touch by hand → Real jade will feel cold and lubricated if touched by hand. If jade is facing bright places, such as sunlight and lights, if the color is clear and the green is evenly distributed, it is real jade. Fake jade has no astringency. Magnifier viewing method → put the purchased jade under a magnifying glass to watch, mainly for cracks. Jade without cracks is the best quality jade, followed by cracked jade. Even real jade has cracks, and its value is greatly reduced. The more cracks, the more obvious and the lower the value.