Chinese name: Nanjing Jiangning Sports Center Location: Jiangning District, Nanjing covers an area of 310.2 million square meters Investment amount: 800 million yuan Construction background, construction scale and construction background Nanjing Jiangning Sports Center is a multi-functional modern comprehensive sports facility built in Jiangning District, Nanjing to welcome the 2005 10th National Games. The foundation stone was laid in March 2003, and it was officially put into use in August 2005, with a total investment of 800 million yuan and an area of 31.2000 square meters. It is one of the important landmark buildings in Jiangning District. The overall planning of Nanjing Jiangning Sports Center has two halls and one hall, including: gymnasium and training hall; One is the main stadium. The main stadium has a construction area of about 50,000 square meters and can accommodate 30,000 people at the same time. The whole building is divided into four floors, the first floor is a multi-functional area, including VIP room, press release center, conference room, athletes' locker room and other supporting facilities; The second floor is the audience access platform; There are 23 boxes on the third floor; The fourth floor is the podium. The stadium consists of a 400-meter track and field track and a football field. The football field adopts natural turf and is divided into two layers, the upper layer is ryegrass in cold season and the lower layer is dog bud root in warm season. Mixed sowing of two kinds of grass can realize evergreen all the year round.