宇文化及
Yuwen Huaji subsequently abandoned Jiangdu, leading the elite Xiaoguo Army (驍果) back north. He made Feng the head of the legislative bureau (內史令, "Neishi Ling"), a position that Feng continued to hold after Yuwen poisoned Yang Hao and declared himself the emperor of a new Xu state at Liaocheng (聊城, in modern Liaocheng, Shandong).