Abstract: From PC to server, from Internet to the Wifi, the future portable terminal installations and other kinds of applications have already expressed the huge potential.In the design field, people need some effective methods to combine the traditional design patterns and the digital technology.A design revolution based on the mobile Internet is extremely urgent.Under this background, this paper summarizes the whole process of design of handheld terminals and Cloud Application of BIM; proposes the solutions and analysis; hopefully opens a new way for readers to design in the digital aera.