TheHulan River (Chinese:呼兰河;pinyin:Hūlán Hé; English:Call Orchid) is a river inHeilongjiang Province,China.

The Hulan rises in theLesser Khingan mountains, south ofYichun (47°13′12″N128°34′35″E / 47.21995°N 128.57644°E /47.21995; 128.57644). It flows west pastTieli and north ofSuihua. After the confluence with the Tongken River, it turns south to join theSonghua River inHulan County, where it flows into the new Dadingshan Reservoir, just east ofHarbin (45°55′31″N126°47′16″E / 45.92531°N 126.78767°E /45.92531; 126.78767), .

The rivermeanders extensively across theNortheast China Plain, creating manybifurcations andoxbow lakes. The approximate length is 350km, but there is often more than one stream, and the actual distance, including all the bends, is 532 km.^[1] The area of the catchment basin is 31,207 km².^[2]

It has a wide floodplain of fertile black soil. After a comprehensive management plan for the river basin was implemented in the 1950s, it became a center of production for grain, flax, and sugar beet.^[3]

There is atributary called the Xiaohulan River (Little Hulan), which flows northwest to join the main river west ofTieli. Other tributaries include the Yijimi, Ougen, Liu, Gemuke, Nuomin, Ni, and Tongken Rivers.

On 1 April 2020, the river suffered pollution fromMolybdenum and related refining materials, from a smelter inYichun.^[4]

• Hulan County
• Tales of Hulan River, byXiao Hong. The book is not really about the river itself, but describes life inHulan County, an eastern suburb ofHarbin, on the west bank of the river, in the period 1910-1930.

• Songhua River
• Rivers of Heilongjiang
• Harbin

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