During the Spring and Autumn Period and the Warring States Period, it was a period of great social upheaval and great changes in the history of the mainland, due to the disintegration of the feudal system established politically at the beginning of the Zhou Dynasty, the Qi, Jin, Song, Qin and Chu states in the south, Wu Yue successively dominated for a while, and the princes of the countries fought for more space for survival and development.
Measures have been taken to develop their own country's economy, and the further development of agriculture and handicrafts has led to the prosperity and development of commercial activities, and the development of commercial activities has further stimulated the wide demand for circulating currency in society, so the entire Spring and Autumn Warring States period, which was also an era of great development in the early metal minting of the mainland, gradually moving towards maturity.
Due to the hegemony of the princes of the nations, the metal coinage in this period continued to develop in the direction of diversification, and a number of major currency circulation areas and systems were formed accordingly, at the same time, they had mutual penetration and mutual influence, which in turn promoted the continuous optimization and integration of the entire currency circulation system, which continued until Qin Shi Huang unified China, and then the unified currency circulation system finally took shape.