In episode 114, see my father-in-law in the future

Li Donglei talks about all the martial arts concepts in his world at one go. In terms of martial arts, the mainland is only divided into fighting spirit level and actual combat experience. And Li Donglei subdivided into ten categories, which were easy to understand. Even the slaves who had not learned anything understood, not to mention the masters such as Henrik Nader. Their eyes changed completely when they saw Li Donglei. At last, Helena nade believed that Li Donglei's advanced swordsmanship was created by himself.

it's just that Li Donglei didn't create it by himself, but directly learned from his...