The Yangtze River Delta region is the biggest delta economic zone, and one of the most importantapparel industry clusters of China. The development of apparel industry has a close contact with its related producer service. Based on analyzing the relationship between producer service and apparel industry, as well as the current situation of producer service of apparel industry in Yangtze River Delta region, the authors suggested the local government to make a proper regional development plan, guide the development of producer services, and optimize the region’s producer service’s structure.