Shi Yiguan was a native of the Eastern Han Dynasty and the Emperor Xian. His native place is Nanyang. Later he was general Yuan Shu. Gong Shu, especially good at Bafen Shu. The handwriting is treasured by people of the time. Weihuan of the Jin Dynasty's "Ti Shu Shi" says: "The Emperor Ling was good at writing, and sometimes he was a man of many talents, and the teacher Yi Guan was the most. A word was one foot long in diameter, and a small word was a square inch, a thousand words. He was very cautious about his ability. Sometimes he did not hold money and was a restaurant owner. Drinking, because the book was written on the wall, the spectators paid for the wine value, and calculated that the money was sufficient and destroyed it. Another saying: "The teacher Yiguan cut every book and burned it." Liang Hu was interested in drinking wine, and when he was drunk, he stole the wine. Hu died and sent the book to the Ministry of Finance. "Yang Xincai of the Southern Dynasties was able to write names of people in ancient times" and said: "The "Geng Qiu Stele" is a suitable official document. Self-respect. "Emperor Wu of Liang Dynasty in the Southern Dynasty said in "Comments on the Pros and Cons of Ancient and Modern Calligraphers": "The teacher and the official are like a flying peng that has not ceased to fly, passing away gracefully. "Yu Jianwu's "Shu Pin" lists the teachers who are suitable for officials, and they are the best and middle grade. It says: "The teachers who are suitable for officials are the best, and Hongdu is the best. They can be big and small. "The book "Shu Duan" written by Zhang Guan of the Tang Dynasty says: "At the time of Emperor Ling, he conquered all the people in the Hongdu Gate, and there were hundreds of them, and eight of them were called Yiguan. "The eight-point calligraphy of the masters who should be officials is excellent. Tang Xu's "Mo Sou·Nine-grade Calligraphers' Theory" written by the teachers who should be officials and Zhengli Cao is the best. There are handwritings handed down from generation to generation. "Geng Qiu Stele".