第一部分：规划篇重庆永川工业园区港桥工业园循环经济产业发展规划（规划篇）II重庆市建设项目管理有限公司重庆永川工业园区港桥工业园循环经济产业发展规划（规划篇）目录第一章园区开发建设的背景...............................................................................................................................11.1社会经济、资源环境概况.............................................................................................................................11.1.1自然地理.................................................................................................................................................11.1.2社会经济现状.........................................................................................................................................31.1.3资源环境现状.........................................................................................................................................41.1.4园区发展现状.........................................................................................................................................71.2基于循环经济、产业链的产业集群园区开发研究背景............................................................................91.2.1产业集群定义.........................................................................................................................................91.2.2基于循环经济发展产业集群的必要性.................................................................................................91.2.3产业集群在发展循环经济中的优势.....................................................................................................91.2.4基于产业链的园区集群化的战略内涵与模式...................................................................................10第二章总体发展指导思想及原则.....................................................................................................................122.1指导思想.......................................................................................................................................................122.2基本原则.......................................................................................................................................................122.2.1环境共生原则.......................................................................................................................................122.2.2区域协调原则.......................................................................................................................................122.2.3生态链接原则.......................................................................................................................................132.2.4提高经济增长质量原则.......................................................................................................................132.2.5坚持集群化发展原则...........................................................................................................................132.2.6技术创新原则.......................................................................................................................................14第三章园区发展战略.........................................................................................................................................153.1规划年限、定位与规模...............................................................................................................................153.1.1规划年限...............................................................................................................................................153.1.2规划定位...............................................................................................................................................153.1.3规划范围...............................................................................................................................................153.1.4规划城市规模.......................................................................................................................................153.2产业建设框架及产业链设计.......................................................................................................................163.2.1建设框架......................................................................