Shuangyashan (Chinese: 双鸭山; pinyin: Shuāngyāshān) is a coal mining prefecture-level city located in the eastern part Heilongjiang province, People's Republic of China, bordering Russia's Khabarovsk and Primorsky krais to the east. The city's name means a pair-of-ducks mountains and refers to two peaks northeast of the city.[2] In 2007 it had a GDP of RMB 20.6 billion with a 14.2% growth rate.