Abstract: In view of the many characteristics of multidisciplinary collaboration, tight schedule and large engineering quantity in the construction progress of the Xi'an headquarters base project of Shaanxi coal chemical technology research institute, the BIM technology is applied in all aspects of the construction process, covering each link of the construction organization. The BIM collaborative platform is applied to ensure the smooth implementation of the project, and to improve the quality of the project, through which realizes the whole life cycle application of the project in the construction process.