Application of Three-dimensional Laser Scanning Technology in Real Estate Development in Qingdao City

Three-dimensional laser scanning technology is an advanced automatically 3D scanning technology.It is also called "virtual replication".It is a revolution in surveying and mapping after GPS.It will promote data acquisition,service level and data conduction.In this article,combining with practical examples,application of 3D lasers scanning in 3D fine topographic mapping is introduced,and some problems in the applicationare discussed.