Abstract: Since the introduction and promotion of BIM Technology by construction enterprises represented by CSCEC.BIM technology is widely used in business sectors such as construction, infrastructure construction, engineering technology, construction management, standardization system construction, and innovative R & D applications.This paper analyzes the application characteristics of BIM Technology in the field of construction and its specific role in the process of construction projects, so as to make a clear understanding of the future of technology, based on this study,the breakthrough and innovative application of this technology in the construction of steel works, the practice proves that this method can be applied to the actual construction of projects, and has certain economic benefits.