1, the evolution from natural currency to artificial currency.
Shellfish was the earliest currency in China, and it was used in Shang Dynasty. In China's Chinese characters, all the words related to value are mostly related to "Bei".
2. Evolution from messy shape to unified shape.
From the appearance of copper coins in Shang Dynasty to the Warring States Period, there were many forms of China currency. During the Warring States period, not only countries made their own money, but all regions of a vassal state also made their own money.
3. Evolution from local currency to central currency.
At the beginning of Han Dynasty, counties were allowed to cast money freely. According to the Records of Hanshu Foodstuffs, Wendi "made people make money besides stealing", so "stealing is like a cloud". This not only caused currency confusion, but also made dajia, a wealthy businessman, manipulate the right to coin money, making him richer than the emperor.
4. The evolution from literature weight to Bao Tong and Yuanbao.
Coins minted since the Qin and Han Dynasties usually clearly indicate the weight of Qian Wen currency, such as "half a tael" and "five baht" (24 baht is one tael).
5. Evolution from metal money to paper money.
During the Northern Song Dynasty, with the development of exchange, currency circulation increased. When Emperor Taizong of the Northern Song Dynasty was in power, he minted 800,000 coins every year, and then gradually increased.
Extended data
1, foreign natural currencies include agate shells, dolphin teeth, tea, tobacco, turpentine, wool and salt. In modern society, under certain circumstances, people may still use natural objects as money. For example, in World War II, cigarettes were used as currency in American prison camps.
2. From the Spring and Autumn Period to the Warring States Period, China established four currency systems: cloth currency, knife currency, ant nose currency and ring currency. Later, after Qin, Tang, Han, Wei, Jin, Southern and Northern Dynasties, until 1948 12 1, the People's Bank of China was established and issued the first set of RMB.
Baidu Encyclopedia-Natural Currency
Baidu Encyclopedia-History of Chinese Currency