Country/territory: China (mainland)
Central coordinates (latitude / longitude): 38°46'00"N (38.7667°) / 121°10'59"E (121.1833°)
Area (reported): 17,000 hectares / 170.00 km² / 42,008 acres / 65.64 square miles
Area (GIS-derived): 12,617 hectares / 126.17 km² / 31,177 acres / 48.71 square miles
Altitude: 5–456 m (16–1,496 ft)