下邳
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晋元帝司马睿,司马懿曾孙,袭父封为琅蚜王,都督扬州江南诸军事,由下邳移镇建邺(后又改名建康,今江苏省南京市)。
Sima Rui , the great grandson of Sima Yi , granted as the King of Langya from his father , was in charge of the defense in south of Yangzhou ( now Jiangsu province ) and moved his headquarters from Xiapi to Jianye ( later called Jiankang , now Nanjing City ) .