It is of great significance for the teaching reform of constructional engineering major to construct a large curriculum system based on ability. Taking the house building as an example, this study programs the building process into “four work fields” through the task decomposition, carefully selects the contents of teaching,optimizes the setting of teaching methods, updates and improves the evaluation mode, and innovates and drives teaching. By optimizing and reorganizing the traditional for integration of innovation and learning based on the cultivation of professional core competence has been constructed, realizing the seamless connection between school and enterprise with “graduation-employment-entrepreneurship” through train.