A supervisor at the sugar factory who is the antagonist in this chapter. His nephew ranked fourth in the exam and he is furious that Xu Jiajia took the position. He falsely accuses Xu Jiajia of cheating and tries to nullify her appointment. Gua Gua reveals that Han Jian's mother was a traitor and he is a spy, and he is Song Hanyong's superior. He refuses to apologize and storms out.
