After “the Belt and Road” initiative，the channel construction in Northeast Asia is facing a major historical opportunity，Northeast Asian countries have attached great importance to the development of strategic channel construction. Currently，Northeast Asia has formed a certain scale of the transport network，in the Tumen River subregion，there are constructed and planning eastern and westen transportation network；runsning through the Korean Peninsula rail network in the historical period Peninsula had detente smooth；Russia and the DPRK have been fixed rail traffic；Sino-Mongolian railway is pushing the butt. Passage in Northeast Asia but also face financial，security and other constraints，requires all parties to work together to resolve.