The world's big inflated ETFE membrane structure architecture, the main steel structure using two kinds of specifications of the polyhedron (14) and 12 of the surface body and body more variegated space entity polyhedral array. Building roof and wall. There are 3615 air pillow cover, large span 10.75 m, air pillow covers an area of about 70 ㎡, minimum size is less than 0.5 ㎡.