《朴通事諺解》is studying Chinese in Choson that quality the same other book《老乞大諺解》.The book make to people that studying Chinese spoken language. So these book in all that make dialogue to appear. However, these book not only pronunciation and grammar but also have many folkore culture, business affairs, and idiomatic phrases, they are very important. But these datum are not notice by scholars. Then, the article choose the part to investigate, try to these folkore culture in Yuan dynasty that how to influence in Choson, by means of the culture link Chinese to Choson.