C540
Xiao Muqing attacked the Xiaoxia, with a feint, he used the Trebuchet s and City-breaking Crossbow s to harass the Ning Army day and night, and secretly used the Hedong Region's soft and soft conditions to dig a tunnel, preparing to sneak into the city of Xiaoxia.
On the other side, Liang Qi and Shangguan Yuan had already arrived at Feng City