Why was the imperial seal so popular in ancient times?

There are two reasons: for printing, Chinese people have always admired Tian Huang and bloodstone. Jade is inferior in printing materials, but it is also a precious jade in Qing Dynasty. The imbalance between investment and income led to the failure to use jadeite as a seal in Qing Dynasty.

Three: the meaning of family is long-lasting. Since ancient times, jadeite mostly has auspicious significance. Some people say that jade represents dignity, virtuous, mellow and gentle, while others say that jade's personality is quiet, elegant, implicit and pure. It is not as gorgeous as a diamond, but it is of great significance.

In ancient times, many literati liked to put jade seals in their study to symbolize their great ambitions; The imperial seal placed by officials reflects their responsibility and status, and also implies that they hope to be promoted and made a fortune and make a name for themselves; Among the students, there is another saying that Xi won the first prize in order to be the first.

Functionally speaking, the national decree is of course only a decree, and its only function is to sign various letters on behalf of the emperor.