This paper first briefly reviewed the relations between China and South Korea before the establishment of diplomatic. Then the paper expounded the rapid development of relations between China and South Korea from the aspect of politics,economy and culture after the establishment of diplomatic relations. Finally,the paper looked into the future of relations between China and South Korea.The paper pointed out that maintaining and developing good-neighborly and friendly relations between China and South Korea is in line with the two parties' fundamental interests and aspirations.Despite various problems,it is expected that China and South Korea will maintain long-term friendly relations and cooperation in the 21st century. <<