Introduction to Shimen Cave: It is located in the Ganjilin Ganfan Scenic Area in Jiangyuan District, southeast of Dayangcha in Jiangyuan District. The cave is located in the Cambrian Ordovician landform. It has remarkable karst terrain features and the cave is majestic. The cave is spacious, with holes under the cave and holes in the cave. The cave is about 2 kilometers long.