Country/territory: China (mainland)
Central coordinates (latitude / longitude): 30°40'59"N (30.6833°) / 102°46'00"E (102.7667°)
Area (reported): 130,000 hectares / 1,300.00 km² / 321,237 acres / 501.93 square miles
Area (GIS-derived): 40,459 hectares / 404.59 km² / 99,976 acres / 156.21 square miles
Altitude: 1100–5364 m (3,608–17,595 ft)