As an important part of modern service industry, the producer services is piaying an important role in building a modern industrial system, transforming the pattern of economic development and speeding up the adjustment industrial structure. In recent years, China＆#39;s producer services has maintained fast growth momentum, presented newcharacteristics constantly, and contains a huge development potential. This article analyzes the role of producer services in Wan jiang city belt and Yangtze river delta regional economic development, and puts forward the suggestions with the development of producer services to promote wan jiang city belt anintegrated development of Yangtze river delta region .