Southern Tang Dynasty (937 -975) was one of the five dynasties and ten countries, with Jinling as its capital, which lasted for 39 years. There were three emperors: Li Bian, Li Jing, the middle ruler, and Li Yu, the later ruler. During the Southern Tang Dynasty, the territory reached its peak in 35 states, spanning Jiangxi Province and parts of Anhui, Jiangsu, Fujian, Hubei and Hunan provinces. The population is about five million. Southern Tang III, with its developed economy and prosperous culture, made the Jianghuai region "richer than in previous years" in the Five Dynasties' troubled times and made great contributions to the economic development of southern China. Therefore, Southern Tang Dynasty became one of the important regimes in the history of China.

The late Tang Dynasty was a regime and dynasty in China during the Five Dynasties. It replaced the back beam and was soon replaced by Houjin. It lasted thirteen years (923-936 AD) from the establishment of the late Tang Dynasty to the national subjugation. In order to distinguish the Tang Dynasty established by Li Yuan, historians added the word "Hou".

One of the five generations. It was built by Li (that is, in the late Tang Dynasty). The capital is Luoyang. In its heyday, its territory was about Henan, Shandong and Shaanxi provinces, most of Hebei and Shaanxi, and parts of Gansu, Anhui, Ningxia, Hubei and Jiangsu, and it temporarily occupied Sichuan. Through four emperors (three surnames), about fourteen years before and after.