Li Shimin was soon able to attack Xue Rengao at Gaozhi (高墌, in modern Xianyang as well), and force Xue Rengao to surrender.
Li Shimin kunne snart angribe Xue Rengao ved Gaozhi (高 墌, i moderne Xianyang også) og tvinge Xue Rengao til at overgive sig.