From the quantitative and qualitative points of view, the author studies fifteen types and meanings of Symcharacter-countersequence antonyms comparatively, and furthermore, briefly explains the origin of the Chinese characters in Korean language. Through the comparative study of the Symcharacter-countersequence antonyms existing in both Chinese and Korean, we find that most meanings of the Symcharacter-countersequence antonyms existing in the Chinese and the Korean language are exactly the same, which means the basic vocabulary in both languages share many common features in usage. Target language learners of both sides can make use of this relationship to effectively enlarge their vocabulary and increase their ability to use their vocabulary. Moreover, we find that some of the Symcharacter-countersequence antonyms existing in Chinese and Korean are not always consistent. Words of this Kind may contain several entries each, in which lie the special difficulties and focal points for the learners of either side. Then, in the conclusion of this article, the author gives some instructions on learning each other`s language as well as concludes the whole article.