They are all developed in regular script.
1. The explanation of Dianzhi style is: "Pleadings. From ten to ancient times, Tuan and Sichuan from nine. Investigating the affairs of biography is the root cause of chaos caused by evil and evil." Dianzhi Style is a genre of official script that focuses on the shape and vertical and horizontal arrangement of objects, striving to be expressive and aesthetically pleasing. It can be seen that Dianzhi style was developed from official script.
2. Shitong is an innovative font created by Zhang Zhi, a calligrapher of the Han Dynasty, and is called "Zhang Style". The characters are thick and powerful, and the strokes are smooth and powerful, and are often used to write classical Chinese. It was influenced by the regular script and running script of later calligraphers, and gradually evolved into a genre of regular script. Both were developed from regular script.