The project is located in Jilin City, Jilin Province, with a building area of 36000 square meters. The lower part of the building structure is a reinforced concrete frame structure, and the upper roof, badminton court, and tennis court are all steel truss structures. There are four floors in total, with the highest roof elevation of 32 meters and the lowest roof elevation of 21 meters. The steel structure of the National Fitness Center includes a top elliptical inclined steel roof, a rectangular horizontal roof, and a triangular steel truss between the badminton court and the tennis court, with a roof area of 12285 square meters.