China fears that a big increase in the number of ethnic Koreans in the border region could, in the long run, raise demands there for secession from China and integration into a united Korea.

• 中国担忧边境地区朝鲜族人的大量增加，长远来看，会使该地区从中国分离出去的要求升高，进而结合入一个统一的朝鲜半岛。