On what occasion or when will "carrying the imperial edict in heaven" be used?

The imperial edict uses different words because of its specific content, mainly including "imperial edict, imperial edict and imperial edict".

Zhao Yue

Zhao Yue is a letter to the world. Where there are important political affairs that need to be announced to the people of the world, use "Fengtian carries the emperor, Zhao Yue".

Zhiyue

"Ambassador Yue" is used by the emperor to show his favor and declare officials. Whenever the imperial edict expresses the majesty of the emperor, it begins with "the theory of serving the emperor and the system" The "system theory" is only used for reporting officials, not for ordinary people.

say

"Yi Yue" has a warning consciousness. When the emperor promoted the rank and knighthood of officials, he warned officials to guard against arrogance and rashness, make persistent efforts and not be complacent.