Qin Dynasty, could not solve this problem during his lifetime.Thus, the Sixteen Prefectures of Yan and Yun came into being. Most of these sixteen prefectures were garrisoned by veteran soldiers from...轉碼失敗！請您使用右上換源切換源站閱讀或者直接前往源網站進行閱讀！ed: “The capital is under the emperor's watchful eye. Anything that happens there is noticed by the court. Although both you and Zheng Baorong are from the Eastern Palace, he is an outsider with no co...