The project is located in Hangzhou, Zhejiang Province, with a building area of 41500 square meters, consisting of one underground floor, two above ground floors, and some three floors. Rectangular column and H-shaped steel+circular tube frame structure, with a main structure of 4000 tons of steel and an elevation of 24m. The roof beams of the exhibition hall are made of large-span steel beams. Won the Zhejiang Province Construction Steel Structure Diamond Award.