(; Postal map spelling: Heilungkiang; Manchu: Sahaliyan ula) is a province of the People's Republic of China located in the northeastern part of the country. "Heilongjiang" literally means Black Dragon River, which is the Chinese name for the Amur. The one-character abbreviation is 黑 (pinyin: Hēi). The Manchu name of the region is Sahaliyan ula (literally meaning "Black river"), from which the name of Sakhalin island is derived. Heilongjiang borders Jilin in the south and Inner Mongolia to the west; it also borders Russia to the north.