On the Xiongnu side, the First Khan of the Xiongnu was so enraged that he fell from his horse. Those around him immediately shouted, "Doctor! Quickly, summon the doctor!" Instantly, an elderly Xiongnu man with his face painted in bright colors and dressed in a particularly strange manner rushed over. He looked at the Khan, whose face was flushed with anger, took a silver needle from a leather pouch at his waist, and pierced it directly into the First Khan's ear. The Xiongnu people, who ate meat and drank alcohol, were prone to high blood pressure. With this needle, a thin stream of blood spurted from the First Khan's ear. After a while, the spurting blood slowly stopped. Only then did the First Khan feel less dizzy. "I'm furious!" "I'll tear that centurion to pieces!" He roared, his

