China is one of the countries that discovered and used coral earlier. It is said that the use of corals began when Dagu was in control of water. In the pre-Qin period, "Shan Hai Jing·Hai Zhong Jing" recorded: "The corals go out into the sea, the age is two or three feet high, and there are no branches and leaves, like a small tree." The great poet Du Fu of the Tang Dynasty had a poem of "the waist under the pearl green coral". Corals can be made into a variety of exquisite crafts in the hands of skilled craftsmen. Such as pink coral, black coral, gold coral and bamboo coral, can create high-value works of art, often referred to as jewelry coral. Gold corals usually grow on submarine corals or rocks with a depth of more than 10 meters, and the height is 5-6 meters. It is shaped like a silk willow on land, so it is called the sea willow. It is sticky with the suction cup and the sea stone, and it is difficult to collect, and it is widely used as a treasure of the ocean. Because it resembles a tree, many people think that sea willow is a marine plant. In fact, it is an authentic marine animal, belonging to the iron tree family of coelenterate, a kind of golden-horned coral, and a close relative of the sea otter we often eat! The folks also call it the sea bones and sea iron trees. Gold coral is a rare species of coral. It is distributed in the seabed in the western part of Hainan. It is closely fixed on the rock. It grows slowly and has a long period. The shape of the group is roughly two kinds of trees and whip. They have black bones, while the polyps are white and transparent, distributed on the surface of the bones. The tree-shaped horn corals are shaped like pine trees, so they are also called sea pines. The length of the whip-like horn-horned corals (Cirripathes) can be up to five. Above the meter, often forming a spiral at the top, this structure is like a spring, so that they remain quite elastic in the strong currents to resist the impact of currents. Hailiu is a submarine shrub with a life span of several thousand years. It belongs to the marine plant Iron Tree Branch. It is thick and dense, and the leaves are slender. It is very similar to the willow on the land, so it is called “sea willowâ€. According to its shape, texture and color, Hailiu is divided into golden willow, tiger-spotted willow, stone willow, and willow, among which golden willow and tiger-spotted willow are top grade. Therefore, some people call Hailiu "gold coral". The sea willow branches are tough, the water is not rotted, the fire is not damaged, and it is hidden in the deep sea. It is extremely difficult to pick, so it is called the “Millennium Underwater Treeâ€. Hailiu is a treasure and has a wide range of uses. First of all, it has high medicinal value. It contains tannic acid and salicylic acid, which can play astringent bactericidal effect. It is also a good medicine for treating simple thyroid. Fresh sea willow leaves can also treat high blood pressure. Secondly, Hailiu is A fine craft material such as a bead, necklace, bracelet, pipe, etc., because its wood is particularly tough, it is not easy to grind and engrave, so the crafts made are more artistic and collectible. Gold coral is not a real coral but a kind of sea tree. It belongs to the plant organic mineral and is a horny coral, which is slightly different from the common red coral (calcium type). The organic components are mainly composed of organic and inorganic components. The organic components are mainly stratum corneum, nacre, biliary and protein. In the Eastern Coral is one of the seven treasures of Buddhism. It has been regarded as the auspicious thing in ancient China. The ancient princely king Jiadu used it as a symbol of power. The Tibetan lama sorghum in Tibet also holds coral rosary. Zhejiang Bolong International Industry&Trade CO.,LTD , https://www.bolongjackets.com