According to unique architectural style of Wenchuan Gymnasium,it is introduced that the concrete frame,space grid structure of the roof and elliptic cylinder shell,which are applied to achieve the architectural style.It is mainly introduced that characteristic technology of energy-consuming joint that achieves the strong nodes,weak component design concept of connection between column bracing and embedded parts,large-diameter spherical joint substitution and buckling restrained components.As carefully designed,the project has gained comprehensive benefits of security,application,economy and beauty.