 Erzhu Rong soon advanced quickly on Luoyang; as he did, Erzhu Shilong secretly fled out of Luoyang and joined him at Shangdang (上黨, in modern Changzhi, Shanxi).Empress Dowager Hu's forces surrendered without significant combat.Erzhu Rong made Yuan Ziyou the Prince of Changle emperor (as Emperor Xiaozhuang), while throwing Empress Dowager Hu and Yuan Zhao into the Yellow River to drown.