There are many works handed down from generation to generation by Yan Zhenqing, such as Zhushantang couplet poems and confession posts. There are cursive scripts, such as Sacrifice to My Nephew, Liu Zhongtie and Huzhou Tie. Moreover, there are many inscriptions written by Yan Zhenqing in his life, among which "Duobaota Monument" has been circulated so far, with dignified and precise structure and beautiful appearance; "Dong Fangshuo painted a monument to praise" with a strong Qingyuan style; "Diligence Monument" is heroic and clean. There are also many seal cutting calligraphy posts, and his works are usually found in the middle posts collected in past dynasties, such as "Competing for a seat" and "Rentie". Yan Zhenqing's running script is colorful. The 28 calligraphy posts included in this book, either horizontal lines or common ones, are changing and merging. Yan Zhenqing's running script is mostly composed of letters and drafts, and its content is closely related to politics and life experiences, so I feel it. When writing, it is often dominated by some thoughts and emotions, and occasionally combines exquisite calligraphy skills with emotional expression to produce vivid and natural artistic effects. Elegant posture, majestic; Pick the Tibetan front with a pen, the lines are round and vigorous, and there is a taste of seal pen. Small characters such as "for seats" and big characters such as "Poems by General Pei" are bold and unconstrained, magnificent and dotted.