Sunwu County

Sunwu County is a county under the administration of Heihe City in the north of Heilongjiang province, China, situated on the bank of Amur River, which demarcates the Sino-Russian border. The length of border line within Sunwu county is 36 km.

Sunwu County is surrounded by Lesser Khingan Mountains, and its forest coverage is 45%. The urbanization level is 40%.

Geography and climate
Sunwu County has a monsoon-influenced humid continental climate (Köppen Dwb) with very warm, humid summers and severely cold, extremely dry winters. The monthly 24-hour average temperature ranges from −23.3 °C in January to 20.4 °C, while the annual mean is +0.18 °C. More than three-fourths of the annual precipitation occurs from June to September. With monthly percent possible sunshine ranging from 52% in July to 73% in February, the area receives 2,576 hours of bright sunshine annually.

Administrative divisions
There are two towns and nine townships in the county:

Towns:
 * Sunwu (孙吴镇), Chenqing (辰清镇)

Townships:
 * Xixing Township (西兴乡), Yanjiang Manchu Township (沿江满族乡), Yaotun Township (腰屯乡), Woniuhe Township (卧牛河乡), Qunshan Township (群山乡), Fendou Township (奋斗乡), Hongqi Township (红旗乡), Zhengyangshan Township (正阳山乡), Qingxi Township (清溪乡)

Transport

 * China National Highway 202
 * Beihei Railway