The Changqing National Nature Reserve is located in the north of Yangxian County, on the southern slope of the middle section of Qinling Mountain. The reserve is located in the transition zone between the dividing line of China's north-south climate and the intersection of flora and fauna, which has become a "natural shelter" for giant pandas in Qinling Mountain. It is a forest that has been approved by the State Council to protect giant pandas. Forest and Wildlife Type Nature Reserve