Jiamusi (Manchu: Giyamusi ᡤᡳᠶᠠᠮᡠᠰᡳ; Chinese: 佳木斯; pinyin: Jiāmùsī; formerly Kiamusze) is a prefecture-level city in eastern Heilongjiang province, People's Republic of China. Located along the middle and lower reaches of the Songhua River, it faces Russia's Khabarovsk Krai across the Ussuri River and the Amur River. In 2007 Jiamusi had a GDP of RMB 34.1 billion with a 14.3% growth rate.