Country/territory: China (mainland)
Central coordinates (latitude / longitude): 30°46'59"N (30.7833°) / 103°12'00"E (103.2000°)
Area (reported): 10,141 hectares / 101.41 km² / 25,059 acres / 39.15 square miles
Area (GIS-derived): 11,056 hectares / 110.56 km² / 27,320 acres / 42.69 square miles
Altitude: 1638–3868 m (5,373–12,688 ft)