In the encyclopedia as the example of the book Gu Jin Shi Lin to record the number of Chinese Characters Vocabulary in Korean at Joseon era which was written by Li Yifeng like a Zhuxi’s scholars. From diachronic perspective, it is of great value in the study of Chinese word form, sound and meaning, spoken Chinese words and the oversea spread of Chinese vocabulary. It cannot be ignored that the Chinese characters and words collected at that time not only reflect the use of spoken words in the time when the book was written, but also provide fresh corpus for the study of modern Chinese characters and words, overseas sinology, overseas transmission of Chinese characters and other studies. By introducing the related content, the hope can cause the attention of academic circles.