Heihe

Heihe (Chinese: 黑河; pinyin: Hēihé; "Black River") is a prefecture-level city of northern Heilongjiang province, People's Republic of China, located on the Russian border, on the south bank of the Amur River, across the river from Blagoveshchensk. Heihe has an urban population of about 211,313, while the total population of the prefecture-level city is 1,673,893.

Heihe marks the northeast terminus of the Heihe–Tengchong Line, which is sometimes used to divide China into east and west.