Ji Hai was born in Yuezhou (now Shaoxing City, Zhejiang Province). Less to the Ming Dynasty, when Su Zong was in power, he gave people to the Han Dynasty and issued imperial edicts on all sides, mostly written by Xu Hao. Later, Guo Zi offered wine, served as assistant minister of the Ministry of Industry, assistant minister of the official department and bachelor of Jixian Hall, and was named Duke of Huiji County. He is the author of 1 Essays on Books (also known as On Calligraphy). Xu Hao is good at eight characters, lines and cursive script, especially at regular script. His calligrapher is from his father, Xu Jiao, and his style is round and full, forming his own family. Xu Hao's calligraphy was praised and criticized by different dynasties. Xu Haochuan, a Book of the New Tang Dynasty, describes his calligraphy as vibrant and eager to rush to spring. In the book review, General Manager Lu in the Tang Dynasty thought that his truth and running script were more solid and uninteresting than those who were good at it. Xu Haochuan's ink till now includes Zhu Juchuan's Confessions, which was written for three years (768). "Complaining" is a letter granted to officials in ancient times, similar to a letter of appointment. This "Confessions of Zhu Juchuan" has a fat font and a calm and vigorous brushwork. Among the inscriptions inscribed by Xu Hao, there is a regular script "Zheng Dashi Zen Monument", which has a four-year calendar and is located in Song Yue Temple in Dengfeng, Henan; Bukong monk tablet, written in Zhong Jian two years (78 1), in Xi 'an stele forest. The official script includes "Songyang Guanshengde Induction Monument", which was written in 744 in the third year of Tianbao, and the monument was in Dengfeng, Henan; The epitaph of Zhang Tingxuan in the fifth year of Tianbao, 1977 was unearthed in Yichuan County, Henan Province. The word Ji Hai is influenced by his father's calligraphy. Less but better, on a par with Chu and Xue; Grow old late, concentrate on your work. His book is wonderful, wonderful, with eight points, truth and action. On the book cloud: those who fly in the sky with the color of an eagle are strong and angry; He who leaps a hundred paces is strong in meat. If seaweed is in the air, this book will be a phoenix. Therefore, it is a book, which is sharp inside and Zhenhua outside, and has the instrument of a gentleman. Book 42 screens, all ready. The ten characters of "autumn grass moves the wind, and horses are homesick" are all excellent. The knower comments on the cloud: "Angry quarrying, thirsty horses rush to the spring." In particular, Si Kongtu couldn't put it down. I tasted the music again, wishing I could not see it. There were many calligraphers in the Tang Dynasty, but Xu was the only one who sought a name for his Sanye. The magnificent Ming Classics greatly helped Su Zong's calligraphy. There are many imperial edicts in four directions, and the calligraphy is exquisite, which the emperor likes. I also participated in the imperial edict of the emperor's father and was spoiled by an inch. In those days, he was a Duke of Huiji County, went out of Lingnan, served as an assistant minister in the official department, and held a seat in Mingzhou. At the beginning, Peng was called to be a county magistrate. When he died at the age of 80, he gave it to the prince and decided to spill it. My son is good at grass. Shi is famous for his stone carvings. "Bukong Monk Monument" was written by Tang Yanyan and Xu Haoshu. Tang Jianzhong was born in the second year (AD 78 1) on November 15th, and now lives in the forest of steles in An. Regular script has 24 lines and 48 words. This monument was written one year before Xu Hao's death, and it was built to commemorate the achievements of the Indian monk Sanzang. The calligraphy stippling of this tablet is calm and heavy, with steady words and a slight flavor of the year, which is related to Xu Hao's age. This monument has been highly praised in past dynasties, but some people have different views. For example, Zhao Gan's "Graphite Carving Porcelain" said, "Although the empty monk tablet has the power of the Pharaoh, it is few and leisurely." Li Houzhu said: "Xu Hao got the flesh of the right army and lost its vulgarity."