Shuangyashan (simplified Chinese: 双鸭山; traditional Chinese: 雙鴨山; pinyin: Shuāngyāshān) is a coal mining prefecture-level city located in the eastern part of China's Heilongjiang province, about 100 km south of the Russian border. The city's name means a pair-of-ducks mountains and refers to two peaks northeast of the city. In 2007 it had a GDP of RMB 20,6 billion with a 14,2% growth rate.