 For reasons lost to history, Lady Liu and Chen Shubao were not taken to Chang'an, but left at Rang City (, now in Nanyang, Henan).In 557, Chen Xu's uncle and Chen Chang's father Chen Baxian founded a new dynasty as Emperor Wu of Chen with his capital at Jiankang.He requested that Western Wei's successor state, Northern Zhou, return Chen Chang and Chen Xu to him, but Northern Zhou, while initially agreeing, did not do so during Emperor Wu's lifetime.