Abstract:The modernization of urban governance is the process that governance power goes down and share multiply,as well as reasonable allocation and effective integration of governance resources.Nowadays, the rapid growth of market and social participant make an urgent need on multiple governance ,in which participant cooperation and coordination on the basis of common ground.The construction of ecosystem governance modernization path, suzhou’s practice of industry development and regional governance represents a trend for that. After fully introduce of multiple governance participate, aggregation and enlarge of positive externality among them will strengthen the dynamic openness of governance. As long as power goes down, the administration turn to focus on the self-organizing governance platform formed by market and social participate ,and expecting to achieve complementarity match of governance elements , then share the achievement of governance overall.In choosing objectives, path of urban governance, Suzhou’s governance practices has outstanding demonstration value .