1. Since the late Qing Dynasty, bamboo slips have been made of long and narrow pieces of bamboo and wood chips.
2. Paper was first used as the carrier of official correspondence in the late Eastern Jin Dynasty, while bamboo slips and wooden slips were still used as the carrier of imperial edicts and important letters until the Sui Dynasty.
3. From the Zhou Dynasty to the end of Qing Dynasty, literature carriers were also preserved with gold, jade, copper, iron, stone, silk and other things for a long time or used in some special circumstances. After the document carrier was made of paper, the imperial edict was made of yellow paper until the late Qing Dynasty.
Extended data:
Instrument type:
1, legal document
A legal document is a written document with legal effect or legal significance, although it has no legal effect, which is produced or issued by the state judicial organs in handling criminal, civil and economic cases in accordance with the procedures prescribed by law.
2. Business documents
The content reflected in the writing of business documents and business applications is determined by the actual work of business.
3. Military use
Military documents usually refer to the general name of the words used within the military and with foreign units. It is an important tool for commanding operations, organizing training, guiding work, exchanging information and accumulating data.
4. Public relations
Public relations documents are written materials used to communicate, promote and improve the relationship between enterprises and the public.
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