Nanjing National Fitness Center is located in Xuanwu District, Nanjing. It is the first high-rise sports fitness center in China and the largest fitness center with single building area in China. The main structure of the fitness center was officially capped on June 9, 2004, completed and put into trial operation in June 2005, and opened to the public after the 10th National Games. The height of the center is 100 m, in which the main building has 19 floors above ground and 2 floors underground, and each floor is divided into fitness programs with different functions such as fitness, swimming, tennis, basketball, volleyball, sports dance, fencing, martial arts and e-sports. Nanjing National Fitness Center, as the key project of the "10+2" supporting venue of the 10th National Games in 2005, covers an area of13,500 square meters with a total construction area of 70,000 square meters.