Abstract: It is crucial for the transformation and upgrading in construction industry under the New Normal, to study the extended application of 3D information model based on the BIM database with GIS, 3D printing, 3D scanning, VR/AR, RFID and othertechnologies.The BIM-based real-time acquisition system of engineering data, the BIM-based virtual and real interactive verification system, and the BIM-based virtual entity and entity verification systemare studied through discussing the "BIM+" model application.Application of the three systemsabove will establish a solid data base for the "Smart Building" inconstruction industryand the smart city construction in China.