中国朝鲜族是中国56个民族中的一员,在其形成过程中有着与其他民族不同的特殊的历史性,它是一个跨界民族。在朝鲜战争中,他们的参战对于韩国、朝鲜和中国具有特殊的意义。本文拟以客观的立场叙述朝鲜族迁入中国东北的历史过程,并在此基础上,阐明中国延边朝鲜族投入朝鲜战争的缘由、活动和所起到的作用。 As a member of the 56 ethnic groups in China, the Chinese Korean are different from other nations in their formation. They are a cross-border ethnic group. In the Korean War, their war was of special significance to South Korea, North Korea and China. This article intends to describe the historical process of the Korean nationality moving into northeast China from an objective standpoint. On this basis, the article clarifies the reasons, activities and roles played by the Korean people of Yanbian in the Korean War.