5 days, in the area of the Shun and lance Pavilion, the leisure square is officially opened with 2 cm thick glass, and it can be clearly seen through the glass. About 1 meters away from the ground, Qingshi, ancient well and wall foundation. It is understood that when the area was developed 5 years ago, the relics of human life in the Ming and Qing Dynasties were excavated underground during the development and construction of the Ming and Qing Dynasties. The leisure square was located near the original site of the Ming Dynasty palace in the Ming Dynasty. The old Ji'nan pattern was simulated by placing the old objects such as green brick and ancient well and so on.