Introduction to Yanzi Cave: The entrance of Yanzi Cave is more than 60 meters high, with a total length of 4850 meters, and a total of 9 floors. It is divided into Nantianmen, Jade Dragon Hu, Paiyun Hall, Martial Arts Hall, Coral Hall, Xianzhou Tingtao, and Jade Dragon Palace. , Tianmen reopened its eight cave halls.