this wave of arrows seems to be menacing, but because the Liao army does not know the specific target at all, it only shoots aimlessly, so it does not cause much casualties to the Qin army.,when Su Pingbei was caught in a difficult struggle, there was a sudden cry of killing on the north side.,the sudden cry of killing caused a riot in the Liao army, but soon a Liao army went out to support it.。