Qin's prince."In the midst of flattery, a voice cut through particularly sharply.Everyone, including Yelü Shenxuan, looked at the speaker, Yelü Guzanqi.At this time, Yelü Guzanqi still had a pale face...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！e Prince of Qin was being overly ambitious.Everyone knows that saltpeter is used to make gunpowder.Formerly, gunpowder played a relatively minor role in warfare. Even during the technologically advanc...