Is Huai 'an Olympic Sports Center Stadium open-air?
Yes According to the query of Quick Understanding Encyclopedia, Huai 'an Olympic Sports Center Stadium is located in the west of Huai 'an Ecological New City, which can be divided into sports center theme square area, stadium complex area, outdoor training ground and outdoor parking area by function. The theme square area of the Sports Center is an open-air stadium. The main building is arched, and the top is hyperboloid structure, with a building area of 50,000 square meters and a height of 6 1 m, which can accommodate 33,000 people.