Changjiang ENC system is the fundamental and core part of Changjiang digital waterway.Furthermore，the production system is one of the most important part of the whole system.The production system which is based on ArcGIS platform takes database as the core technique.It guarantees the rapid production and renewal of Changjiang ENCs by studying related standards and norms，customizing various assistance tools and quality inspection modules，extending the data model according to Changjiang standards and so on.