Li Yang Bing Tang Dynasty litterateur and calligrapher. Character Shaowen, Zhao County (now Zhao County, Hebei Province) people. Qianyuan for the Jinyun order, the official will be made supervisor. Li Bai's uncle. Su Zong Baoying first year (762) as the Dangtu order, Li Bai since then attached to him until his death. After Li Bai's death, he compiled a collection of poems for him and wrote the preface. He was good at seal script, which was inspired by the "Stone Sculpture on Yishan Mountain" (written by Li Si in Qin), but his calligraphy was unique in its variations and combinations. He was known as the "Tiger of the Brush", and claimed that he was "the first to be born after Si-Weng". Many descendants followed his seal script brushwork. The inscriptions include "Yiting Inscription", "Bonjourdae Title" and "Yan Family Temple Tablet".
Li Jifu (758-814) was a native of Zhao County (present-day Zhao County, Hebei Province). He was the prime minister of Emperor Xianzong of the Tang Dynasty and a geographer. During the reign of Emperor Dezong, he served as Dr. Taishang and as a governor of the state. After Emperor Xianzong's accession, he was promoted from the post of examiner to the post of secretary of the Central Committee. He was involved in planning to pacify the rebellion of Liu Pi, the deputy secretary of the Jiannan section. In the second year of Yuanhe's reign (807), he became a minister of the Zhongshu (中书侍郎) and a minister of the Pingzhang (同平章), and he planned to pacify the rebellion of Li Qi, the deputy secretary of the Zhenhai Sedu (镇海节度). In the same year, he was appointed as the minister of the Huainan Festival, and built two ponds in Gaoyou County (around present-day Gaoyou, Jiangsu Province), namely, Fu Fu and Inben, which irrigated nearly 10,000 acres of farmland. In the sixth year (811), when he was appointed prime minister again, he cut down the number of redundant officials by 800 and the number of mandarins by 1,400. He advised Emperor Xianzong to crush the rebellion of Wu Yuanji in Huaixi, and made Tian Xing of Wei Bo Jiedu obey the order of the court. Historical books called him an important "minister of the warp and woof". He was very knowledgeable and compiled the Yuanhe County Atlas, which is the oldest surviving general record of China's public opinion and land. The whole book of forty volumes, described the Tang Xianzong eight years (813 years) before the Tang country ten provinces belonging to the government, state, county history, household registration, four to eight to the mountains and rivers, tributes to even the famous monuments and other aspects of the content, and drew maps, listed in the first volume of each volume. The book has been lost, most of the text still exists.