A thin young man and the factory director's grandson. He was dating He Meina and had met her family. During the confrontation at He Meina's courtyard, he beat the third son with a brick. When Wu Zhiqiu charged at him, he swung the brick and struck her on the head. In his rage, the third son then punched Ai Xing'an, who had used He Meina as a human shield.
