This symbol records an extremely important moment in the lives of ancient people. The word is “dian”.As time goes by, although the meaning of "classic" has evolved, this solemnity has always been embedded in the Chinese language.“dian” extended to “ceremony” and became synonymous with grand ceremonies. Although the form of dian is slightly different due to the characteristics of each era, we can still glimpse the ritual etiquette that has lasted for thousands of years through the gaps.