清代道光时期，中国近代地主阶级改革派的代表人物陶澍、林则徐、魏源先后探讨了货币问题，提出了以“铸银币”为核心的货币改革建议。1陶澍等人关于铸银币的主张，是针对鸦片战争前夕．中国社会发生的以银贵钱残、白银外流为表现形式的货币危机而提出来的．康熙二十四年（1683 During the Daoguang period of the Qing Dynasty, Tao Shu, Lin Zexu and Wei Yuan, the representatives of the modern Chinese landlord class reformists, discussed the issue of currency one after another and put forward the proposal of currency reform focusing on “casting silver coins.” Tao Shu and others on the idea of ​​casting silver coins, is against the eve of the Opium War. In China, money devaluation, silver outflows as a manifestation of the currency crisis put forward. Twenty-four years of Emperor Kangxi (1683