Landform introduction: The reserve is located in the southeastern edge of Miaoling and its surrounding karst area. Geotectonically, it belongs to the South China quasi-platform, the Guizhong-Guidong platform depression, and the northwest side of the Luocheng fold belt, with wide folds as the main Mainly, there are northeast and northwest faults and their associated faults as well as various fissures in various directions.