Country/territory: China (mainland)
Central coordinates (latitude / longitude): 46°25'59"N (46.4333°) / 123°28'00"E (123.4667°)
Area (reported): 32,000 hectares / 320.00 km² / 79,074 acres / 123.55 square miles
Area (GIS-derived): 21,361 hectares / 213.61 km² / 52,784 acres / 82.48 square miles
Altitude: 134–164 m (440–538 ft)