Temple characters referred to the characters used in ancient palaces, governments, temples, and other places. These characters often had specific specifications, format, rhythm, and other characteristics, which were different from the common characters of the people. Generally speaking, the writing standards of court characters were more rigorous. There were strict requirements in terms of the structure of the characters, strokes, writing format, etc. to express the authority, seriousness, and normativeness of the official. The court characters were widely used in literary works, historical documents, calligraphy, and other fields.