Heilongjiang /ˌheɪlʊŋˈd͡ʒjɑːŋ/ noun2 •A province in northeastern China. Capital: Harbin.Yu Changwu from the northeastern province of Heilongjiang has urged the ruling Communist Party to honor its “revolutionary ideals and pledges” and hand land back to the farmers. — 2007 •Alternative form of Heilong Jiang, the Amur River: a major river in the Far East of Russia and Northeastern China.More than 7,000 people of Hailanpao and the sixty-four villages east of the Heilongjiang River were murdered, burned to death or drowned in the river. — 1982