KnowraTumen RiverLinked fromLinked fromThe 4 pages that link to Tumen River, each with the reason it gives.All 4Related 4China–North Korea borderRelated: Its course marks the border’s eastern section.North Hamgyong ProvinceRelated: Its course marks much of the province’s northern border with China.Changbai MountainsRelated: Its headwaters connect mountain conservation with downstream border communities.RasonRelated: The river marks Rason’s position at a rare three-country border junction.