本文从实现行政系统与行政环境之间的良性互动关系出发，运用生态系统论基本观点，从行政系统的内外关系、系统结构、沟通渠道、依法行政及改革模式等几个方面，较为系统地分析了当前我国行政系统所面临的问题及改革的发展趋势。文中提出要采取适时改革模式，通过不断地进行与行政环境相适应的调整、改革，以始终保持行政系统的内外平衡状态或生态平衡状态。 This article from the realization of the benign interaction between the administrative system and the administrative environment, using the basic theory of ecosystem theory, from the internal and external relations of the administrative system, the system structure, communication channels, according to the law and the reform model several aspects, a more systematic analysis At present, the problems our country’s administrative system faces and the development trend of reform. The article proposes to adopt a timely reform model and constantly maintain the internal and external balance or ecological balance of the administrative system through continuous adjustment and reform in line with the administrative environment.