 The armies stalemated after Yuwen Hu sent reinforcements commanded by Emperor Wu's brother Yuwen Xian the Duke of Qi, but territory was already lost.By 572, however, Hulü was in conflict with the powerful officials Zu Ting and Mu Tipo, both of whom were trusted by the Northern Qi emperor Gao Wei.Wei, hearing this, wanted to create further suspicions in Gao Wei's mind against Hulü, and he decided to try to create a sense that Hulü would rebel.