The four academies in ancient China were: 1 Yuelu Academy: located at the foot of Yuelu Mountain in Changsha City, Hunan Province. 2. Songyang Academy: located in the south of Songshan Mountain, Dengfeng City, Henan Province. 3. Luzhou Academy: located in Lujiang County, Luzhou City, Anhui Province. 4. Yingtian Academy, located in Qixia District, Nanjing City, Jiangsu Province. These academies had an important position in ancient Chinese culture and were known as the "first academies in history". Among them, Yuelu Academy and Songyang Academy were founded in the Tang Dynasty. The other three academies were built in the Song Dynasty. They were distributed in different regions and had their own characteristics, which became an important part of Chinese traditional culture.