摘要：优化调整小城镇的产业结构是促进小城镇经济协调发展的基础。在经济发达地区，做好小城镇的产业结构调整优化，对促进发达地区的可持续发展具有重要意义。江都市大桥镇位于我国经济发达的长三角地区，改革开放以来，其经济发展取得了较大成效。随着经济发展环境的变化，该镇也面临着经济结构优化调整的任务。本文通过对大桥镇的实际调查研究，认真分析了其经济发展的条件、经济的现状特征，客观指出了其经济建设中存在的问题，根据其发展的基础、发展的方向选择、区域经济的特征并提出了大桥镇今后进一步优化调整经济结构的合理建议，这对促进大桥镇的可持续发展具有积极的参考价值，也对发达地区小城镇产业结构优化调整具有借鉴意义。

关键词：产业结构；调整；发达地区；小城镇；大桥镇

Abstract: It is the foundation to promote the coordinated development of the small town's economy that optimizaes and adjusts the industrial structure of it. In the economic developed areas, improving in the small towns of the adjustment and optimization of industrial structure has important meaning to promote the sustainable development of the developed areas. Daqiao Town in the Jiangdu is located in Chinese economy developed Yangtze river delta region.Since the reform and opening policy, it's economy has made great achievements.With the environoment of the  economic development changing, the town also faces the task of optimization and adjustment of the economic structure. This article,through to the actual investigation and study of Daqiao town, analyzs the condition of it's economic development and status carefully.In addition,this article also points out some problems existing in the construction of the economy objectively.According to it's develomental foundation ,the selection of develomental direction and the features of regional economy, this article puts forward some reasonable suggestions about the further optimization and adjustment of it's economic structure in the future,which will promote it's sustainable development to have a positive reference value and also can be used as a reference for promoting the optimization and adjustment of the small towns in the developed areas.

Key words: industry structure; adjustment; developed areas; small town; Daqiao Town