The top of the Bi carved antique Ssangyong , the dragon is auspicious [ Shou ] the first, meaning longevity, Bi [ will ] carved valley bottom lines , meaning certainly wealthy , which is longevity luck . "Dragon " is a variety of animals and being made totem , which has a variety of universe capabilities and glorious mission . Dragon in the Chinese people 's awareness of life in ancient times that impressed . Although the activities of the entity dragon never revealed, but the Chinese people have the impression that the dragon scales, features a combination of a variety of animal claws , horns, whiskers, tail, fins , etc. These combinations represent that it has Smart vitality , and supreme pomp , Chinese ancient I Ching hexagram that is dry , " Soaring ," said the first four and the spirit of the dragon . Therefore, not only the power of the dragon can help you get rid of the bad luck to get the help of others , it defends the function is powerful , allowing you to physically and mentally well , without incident , and prosperity . Jade buried underground thousands of New Year is a million years , jade contains large amounts of mineral elements, so often said that people raise Yu Yu dependents , if the human body can nourish a good long-term wear jade jade , jade head is the refractive index of the degree will be more to better, more light. If the human body is not good long-term wear jade , jade mineral elements are slowly absorbed by the body to achieve health effects , such as Ms. jade bracelet usually with his left hand , as good for the heart . Jade 's health mechanism 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 , chromium, manganese, cobalt , wearing jade can trace elements absorbed by human skin, activate cells and tissues , improve human immune function. Therefore, the Chinese say, "Some medicine can not cure the disease , but often wear jade cure disease " , the truth lies in this . If the long-term wear jade bracelet massage benign , passive addition to blurred vision not only of the disease , but also build strength, raise the spirit . Jade long worn on the body , jade and human contact friction , trace elements will enter the human body , balancing the body's levels of trace elements . Cases of hair zinc can activate , regulate energy metabolism, maintain the body's immune function, promote children's mental development, has anti-cancer , anti- distortion , anti-aging effects. Manganese can fight free radical damage caused by the human body , involved in the synthesis of proteins , vitamins , and promote blood circulation, accelerate metabolism, anti-aging and prevent Alzheimer's disease , osteoporosis, atherosclerosis and so on. Scientific Instruments Testing: Jade also has a special " photoelectric effect" , applying pressure , cutting and grinding process of finishing this effect will focus accumulator to form a " solenoid pilot broadcast " and emit a body can be absorb far infrared waves , and thus induce a strong resonance of water molecules in the human body cells , so that from a light massage , the role of microcirculation system , so that the body to improve blood circulation and metabolism , activation of cells and tissues , regulating the precise meridian operation , enhance rapid response, improve the body's immune function. Product Details Shape / model :/ Charm / Pendant Material / Gem: Green Jade / Class / Type : 100% A grade / A type / A level Shipping / Handling : Standard international shipping ( 10-18 days for delivery ) Refractive index: 1.66 to 1.67 Size: about 5CM manual measurement error is inevitable, please received prevail in kind ! Specific gravity: 3.33 to 3.34 Colors and varieties: green jade Luster: vitreous luster Surface texture : Excellent Condition: Excellent Accessories: adjustable rope necklace Freight Policy According chargeable weight ( NW ) , transport / handle for charging , billing weight is listed in the item description , the ratio S / H in the table below EMS: Express Mail Service , it takes 4-8 days to USA, Canada, UK, Australia and other places , S / H, and various other counties Standard Shipping : 10-18 days worldwide package less than 2 kg. Other countries, S / H in the United States different cost than 2 kg bag Registered ( free online tracking number ) All our packages by registered mail with online tracking number / , I'm sorry , we do not send packages unregistered . 100% Satisfaction Guaranteed If you are not completely satisfied with our products , please send us emailimmediately 7 days you will receive a full refund of the date of their return . No restocking fee will be charged .