How many people does Jinan Olympic Sports Center accommodate?

The 80,000 Jinan Olympic Sports Center has a total investment of 3.5 billion yuan, covering an area of 8 1 hectare and a construction area of 350,000 square meters. It is mainly composed of "one gymnasium and three gymnasiums" including 60,000 gymnasiums, 1.2 gymnasiums, 4,000 tennis gymnasiums and 4,000 swimming pools. The east gymnasium of Jinan Olympic Sports Center chooses the shape of Jinan Lotus, and the west gymnasium chooses the shape of willow, which shows the architectural characteristics of Jinan "East Lotus and West Willow".