Inspection on Trade Gravitating Model by Actual Confirmation to the 5 Nations in Northeast Asia and Analysis on the Trade Potential

Around recent years,trade problems of Northeast Asia have been paid much attention by many scholars.The paper analysizes and bears out the mayor factors,trade partner’s GDP,space distance,and the arrangementof population and system,determing two-side trade situation in 2003 from actual confirmation by adopting tradegravitating medel . And it estimates the trade quota between the nations in the Northeast Asia and explores the po-tential of them.