On November 21, 2010, a night pearl weighing 6 tons, 1.6 meters in diameter and worth 2.2 billion yuan was exhibited at Baoyu Palace, Wenchang City, Hainan, China. According to industry insiders, this night's pearl is the largest in the world, and it is also the first public exhibition to meet the world. On that day, more than 200 pieces of natural art and natural gemstones collected by many collectors for many years were exhibited at Wenchang Baoyu Palace for free, which attracted the attention of many citizens. Step into the Baoyu Palace, the strange and precious stone and jade are full of eyes, there are all-night green pearls, sleek and smooth, and the stalactites of the Shenzhou-1 spacecraft, "Shenzhou·嫦娥奔月", there is a crystal clear jade "sleeping beauty", also There are strange stones in the mountains and rivers. A piece of natural gems that makes the viewers stunned. Zheng Gee, vice president of China Kistler Jewelry Association, said that the most eye-catching night pearl in the exhibition hall is from Inner Mongolia, China. The material is mainly fluorite mineral. It is irregular shape when it is found. It is processed in three years and the light source is turned off. In the dark environment, it can emit a crystal clear light. Industry experts estimate the value of 2.2 billion yuan. Cotton Woven Fabric,Non Woven Cotton Fabric,Woven 100 Cotton Fabric,Lightweight Woven Cotton Fabric Shaoxing JingXuan Textile Co.,Ltd. , https://www.jxfabric.com