What is the difference between Liu Tieyun's holy edict?

Two different concepts. Liu Tie Cloud and Bunsen Temple are two different concepts, and there is no direct difference between them. Liu Tieyun is a famous contemporary calligrapher in China. His calligraphy works are mainly regular script and running script, especially regular script. Preface to the Holy Teaching was written by Chu Suiliang, a famous calligrapher in the Tang Dynasty. Full text 1904 words, an important calligraphy post in regular script. This book is regarded as one of the representative works of regular script in Tang Dynasty, which has a far-reaching influence on the calligraphy art of later generations.