Mabian Dafengding Nature Reserve is located within the borders of Mabian County, Leshan City. It is 167 kilometers away from Leshan City. It is in a transition zone between the Sichuan Basin and Yungui Plateau, neighbors Meigu County in the west, borders on Leibo in the south. It is a long narrow land with an east-west width of 15.3 kilometers and a north-south length of 37 kilometers. It covers a total area of 30164 hectares, of which the area of forestry land is 27195.2 hectares, accounting for 90.2%, and the forest coverage rate reaches 82%. The area has the main source stream of four Mabian rivers. It has the lowest altitude of 800 meters and the highest altitude of 4042 meters with a relative height gap of about 3000 meters. Owing to a steep topography, there are high mountains and dangerous roads with an average slope of 36°. It is a forest and wildlife type nature reserve centering on protecting pandas and the ecological environment.