库苏古尔省
Renchinlkhümbe () is a "sum" of Khövsgöl Province in Mongolia. The area is about , of which are pasture and 35% are forest. In 2000, the "sum" had 4284 inhabitants, mainly Darkhad. The "sum" center, officially named "Zöölön" (), is north of Mörön and from Ulaanbaatar.