Abstract:The Yellow Crane Tower in Wuhan city was built from September 1981 to May 1985. It is an archaized architecture with cast-in-place reinforced concrete frame structure. In addition to the sparrow?brace(Queti), the bracket set(Dougong) and other decorative components are all reinforced concrete components. In order to make the reinforced concrete structure achieve the effect of wood structure, the symmetrical and asymmetric Wing-angle(Yijiao) lofting and modeling are compared and research, respectively, based on the actual lofting model.