Traveling Through the Ming Dynasty, Two Strategies Determined the World

Ren Yu, a forty-year-old diaosi, had his soul penetrated into the body of a young scholar. With the help of his past life, he accidentally saw the test questions of the provincial examination, and was able to pass the exams as a candidate and a Jinshi. With the geographical knowledge of later generations, he solved the problem of refugees and slaves at the minimum cost, and helped the Chinese nation enter the age of navigation smoothly.