About the origin of Hetian jade
Many people in Hetian jade have great misunderstandings in their thinking. He believes that Hetian jade is produced in Hetian, Xinjiang. In the national standard, “Hetian jade†does not have the meaning of origin, that is, no matter what local production meets the requirements of Hetian jade. The indicator is Hetian jade. At present, the mainstream in the market are Xinjiang, Russia, Qinghai, South Korea, etc., regardless of which products are of high value and low. Xinjiang Hetian jade production area is mainly distributed in Yecheng, Shache, Tashkurgan, Pishan, Hetian, Yutian, Qiemo, Ruoqiang and other counties, Xinjiang Hetian jade, which is produced in the Kunlun Mountains and the Altun Mountains, and is subdivided. It can be divided into mountain material, mountain water material, Gobi material and seed material. Among them, the top material is the best, the Gobi material is the second, then the mountain water material and the mountain material. Due to excessive mining, the raw materials of the sub-materials and Gobi materials have been exhausted, especially in recent years, the good materials are rare and the prices are getting higher and higher. Qinghai jade is abundant in the south of Kunlun Mountain. It is commonly known as Qinghai or Kunlun material in Golmud City, Qinghai Province. Qinghai jade was discovered in the plateau area of ​​the plateau in the southwestern part of Golmud City, Qinghai Province, more than 100 kilometers along the Qinghai-Tibet Highway in the mid-1990s. Russian jade is abundant in the Ural Mountains of Russia's Siberia. The Kunlun Mountains of China are both mountains extending from west to east, with a parallel spacing of more than 3,000 kilometers. The time for the mining of jade in Russia was in the 1980s. The mine site was located in the mountains near Lake Baikal in Russia, at an altitude of 2,500 meters. The mines that have been mined so far are located in the area of ​​Ulan-Ude, the capital of Brittany, Russia. The main source of Korean material is Chuncheon in the southern part of the Korean peninsula. It is produced in the local serpentinite and is mostly blue-yellow and brown. Rubber Plug and Silicone Stopper Rubber Wine Bottle Stoppers, also called Silicone Wine Bottle Plug, Rubber Wine Bottle Bungs, which is mostly made of FDA & LFGB standard silicone rubber materials or liquid silicon materials. Beverage & Drink & Wine glass bottle Stoppers, pharmaceutical, chemistry Rubber Bottle Plug Stoppers mainly choose food grade or medical grade silicone Rubber Plugs & Stoppers. Some of solid silicone or liquid silicone plug stoppers also need biocompatibility materials, this kinds of stoppers are made by Liquid silicone injection molding or Compression molding. Rubber Plug,Silicone Stopper,Silicone Rubber Plugs,Wine Bottle Silicone Stopper Xiamen The Answers Trade Co.,Ltd. , https://www.xmanswerssilicone.com