春秋时期,随着商业经济的发展,金属铸币在贸易活动中开始出现,并逐步取代广泛使用的贝币和各种实用货币。这一时期的铸币根据不同地区的自然条件,逐渐形成了各具特色的流通区域和货币体系。南方的楚地流行由贝币演变而来的蚁鼻钱;中原农耕地区开始使用由农具铲演变而来的布币;东北部渔猎地区则出现了由工具刀演变而来的刀币;再后来又出现了由纺轮或玉 In the Spring and Autumn Period, with the development of commercial economy, metal coins began to appear in trade activities and gradually replaced the widely used coins and various practical currencies. During this period, the coins gradually formed their own distinctive circulation areas and monetary systems according to the natural conditions of different regions. In the southern part of the country, the ants used to be derived from the shellfish coins became popular. In the farming areas of the Central Plains, they started to use cloth coins that were evolved from tools and shovels. In the fishing and hunting areas in the northeast, knife currency evolved from tool knives appeared. Appeared again by the spinning wheel or jade