Natural seashells. From BC to BC, it was mainly used in the Central Plains and gradually replaced by metal coins. The unit is Peng, and every ten coins is a Peng.
Artificial shellfish. From the BC to the BC Shang and Zhou dynasties, the commodity economy continued to develop, and the demand for money continued to increase. The imitation jade shells, bone shells, pottery shells, stone shells, etc., which were used to make up for the shortage of natural currency circulation, were collectively referred to as artificial shellfish coins.
Bao Jinbei. In the BC period, the middle and late Shang Dynasty, with the development of society, human beings mastered the smelting technology, so there was a metal shellfish currency, shaped like natural seashells. The unwritten copper shell cast in bronze is the earliest metal coin in China.
Pre Qin currency. Flat shoulder and arc foot hollow cloth, pointed foot flat cloth, three hole cloth, sharp edge knife, cutting knife, straight knife, round hole round coin, square hole round coin.
Coins of Qin and Han Dynasties. Half of the Qin Dynasty, BC to BC. After Qin exterminated the Six Kingdoms, Qin coins were used as national currency, and Qin Banliang became a lower currency symmetrical with the gold of the upper currency, which was minted throughout the country.
The currency of the Han Dynasty. Yuchi half liang, Sanzhu, Wudi five baht, Yidaoping five thousand, Qidao five hundred, early Eastern Han five baht, Jianbian five baht, Dong Zhuo five baht.
Paper money of the late Qing Dynasty. In the late Qing Dynasty, traffic was smooth, commerce was prosperous, and private capital was active. In addition to official money bureaus issuing banknotes for circulation, major private banks and firms also issued banknotes in succession, which were called flower bills at that time.