Nanjing Olympic Sports Center is located in the central area of Nanjing Hexi New City. Its southwest is the terminus of Nanjing Metro Line 1, and the under-construction Metro Line 2 is to its east. The Olympic Sports Center covers an area of 89.6 hectares, with a total construction area of about 401,000 square meters and a total investment of about 4 billion yuan. The Olympic Sports Center is mainly composed of the main stadium, warm-up field, gymnasium (space capsule shape), swimming pool (conch shape), news center (mast shape), tennis center (lotus petal), baseball field, softball field, as well as traffic engineering, environmental Landscape, energy center and other supporting projects, and sports park. The five Olympic sports venues are connected as a whole with the stadium as the center, which can accommodate 87,000 people at the same time (62,000 people in the main stadium, 13,000 people in the gymnasium, 4,000 people in the swimming pool, and 8,000 people in the tennis center). The five venues symbolize sports and celebrations, sports and future, sports and ocean, sports and nature, sports and mountains and rivers. The Olympic Sports Center was the largest stadium in the country before 2008, and was the main venue for the 10th National Games in 2005.