Abstract: According to situations of regional economic developments of eleven cities in Jiangxi Province, based on the factors of GDP, population scales and spatial distance, using gravity model and 0-1 integral programming model, this text proprosed a view to the division of ecnomic regions in Jiangxi Province. The result of the division indicates that Jiangxi Province can be divided to four economic zones. At the same time,the paper put forward the cooresponding countermeasures and propositions on the coordinated development in the economic zones. The research of this paper provided a new quantitative analysis, with a good application prospect.