The Yuan dynasty, the Mongolian Empire which held the vast territory of all time, reunified China, but it made a distinction between nanjin (people of former Southern Sung, namely people of the Konan area) and kanjin (people of former Jing, namely people of the Kahoku area) in its ruling.
空前絶後の支配領域をもったモンゴル帝国、元(王朝)は再び中国を統一したが、その統治においても、政治上南人（元南宋の民、江南の人士）と漢人（元金の民、華北の人士）は区別されていた。