1 was erected for the specific purpose of keeping some achievements or events (or their combinations) of human beings in the minds of future generations. It can be an artistic relic or a literary relic.

2. Monuments usually exist in the form of buildings, sculptures or stone tablets, and express some symbolic meanings through their images, materials and contents. It enables people to further understand and know history through observation, reading or thinking.

3. Monument, as a concrete existence, has certain independence in time and space, and can interpret the actual situation of history and society through its shape, structure and position.