Although Zhu Gaoxu usually only carries golden beans in his pocket...

Li Jinglong said affirmatively after a brief recollection: "I have personally been to the silver mines in southern Zhejiang and Fubei. Most of the official silver mines in Ming Dynasty are concentrated in these two places...but to be honest, even the official silver mines It is also very difficult to mine, and the amount of silver is not too high, and the fineness is also slightly insufficient."

"Officially run silver mines, the imperial court set up a silver field bureau to recruit miners to mine and craftsmen to refine. After deducting the necessary expenses from the annual production income, all the rest must be turned over to the imperial court. This is the so-called 'silver class'."