Aiwan Pavilion is located on the west bank of Xiangjiang River in Changsha City, Hunan Province, located in the Qingfeng Gorge of Yuelu Mountain. The original name is Hongye Pavilion. It was built in Qing Qianlong in 57 years. It was created for the Qing Dynasty Yuelu Academy Mountain Chang Luo Dian. After that, the governor of Huguang Bi Wei, according to the verse of "Parking and sitting in the Aifeng Forest, frost leaves red in February flower". Renamed the night pavilion.