Donglan County is a county of northwest Guangxi, China. It is under the administration of Hechi City. Donglan County has given its name to the Donglan golden-line barbel, a small fish that is only known from one cave in Donglan.
Wikipedia https://en.wikipedia.org/wiki/Donglan_County
Coordinates 24°30'48.819" N 107°22'11.73" E