Development situation and characteristics of centralized rice seedling raising in Nantong City were analyzed. The results showed that the large grain production households and specialized service organizations are the main body of centralized rice seedling raising. Rapid progress has been made in seedling techniques with hard disk, raising materials and mechanical sowing, but there are some problems and insufficiency, such as no fixed seedlings cultivation base, non-standardized seedling techniques and the weak momentum etc. The development suggestions, such as introducing of supportive policies, innovating input channels, establishing typical demonstration are put forward.