Introduction to the watershed: is located in the south of Zhuanhuan Cave and is about 10 kilometers long. There are many peaks and ridges on both sides, and the scenery of Loutai Mountain is beautiful. The Lingshui flows north and south, with Nanyang Stream in the south, rushing and roaring along the steep mountains, to Nanyang, and flowing out of Huaxi Bridge into the Laohe River; in the north is the source of Longxi, along the gentle slope valley, winding through the mountains, flowing through Minyuan, and converging into the Laohe River. Enter the dragon pond.