Li Fan (686-734), prince of the Tang Dynasty, whose real name was Li Longfan, was the fourth son of Tang Ruizong. When his father proclaimed himself emperor for the first time, he was named King Zheng and changed to Wang Wei. Tang Ruizong gave way to his mother Wu Zetian, who lived for two years (693) and was renamed King of Baling County. In the early years of Chang 'an, the official residence was still serving and eating for the royal family. In the first year of Shenlong (705), Tang Zhongzong was reset, moved to Shao Qing, a teacher, and awarded 200 households, reaching the first 500 households. In the second year of Jinglong (708), it was also the secretariat of Longzhou. Doctor Yin Lu. In 7 10, it was restored, and the king of Qi was sealed, and 500 households were sealed, and Tai Changqing was worshipped as General Zuo Yulin. Tang Xuanzong killed Xiao Zhizhong and Dou Huaizhen. Li Fan closed five thousand households for work. In the early years of Kaiyuan, as the Prince Shao Shi, he took this official through Jiangxi, Zhengzhou and Qi. Eight years (720), moved to Taifu, the prince. Chorus poetry with Yan, Liu Tingqi, Zhang E and others. In the 14th year of Kaiyuan (726), on April 19th (May 25th), Li Fan died of illness and wrote to King Huiwen to be buried with Qiaoling. A son, Li Jin, died suddenly. Li Zhensi, the son of Wang Xueye, is the king of Qi. "The King of Qi" refers to the fourth son in the famous poems "Going Down with the Flow" and "Education from the King of Qi to Yang".