宋代的货币以铜币为主,铜币在铸造和流通方面有着与昔朝不同的特点:年号钱名目繁多,各帝几乎每次改元都要铸造新的年号钱;铸大小不同的钱;钱文书体多样化,最显著的是出现了御书体;出现了质量极为低劣的夹锡铜钱。这些特点都是在宋代特定的历史条件下产生的,探讨宋代铜币的发展特点,具有极为深刻的意义。 The currency of the Song Dynasty was dominated by copper coins. The copper coins had different characteristics from the past in the casting and circulation of coins. The money of the year was numerous, and the emperor casts money of the new year almost every time. Diversification of instruments, the most significant is the emergence of Yu Shu style; appeared extremely poor quality of the folder tin coins. These characteristics are all produced under the specific historical conditions in the Song Dynasty. It is of profound significance to explore the development characteristics of the copper coins in the Song Dynasty.