In the third year of Hongwu in the Ming Dynasty, Zhu Yuanzhang received a memorial and impeached Zhang Chengwen, the magistrate of Changle County, for causing trouble.
After conducting a private visit incognito, I discovered that Changle County is managed in an orderly manner.
Not only did the people have three meals a day, they also planted sweet potatoes, potatoes, and corn.
Zhu Yuanzhang was shocked by the dazzling array of hydraulic lathes, sewage systems, and other things.
Zhu Yuanzhang: "How can this be the most treacherous official of all time? This is clearly the most treacherous official of all time that I have been looking for!"