Tai Chi Arena Introduction: Tai Chi Arena can undertake the highest level of domestic and international Tai Chi events. The arena is octagonal, with the outer eight sides 86 meters side to side and the inner eight sides 54 meters side to side. The construction area is about 7,000 square meters. The door is opened in the Bagua direction, and athletes can enter the competition area from eight directions. The seats in the stands are divided into red and white, forming a Tai Chi Bagua diagram, and can accommodate more than 4,000 people to watch the game.