姚兴
Sometime before 407, Liu Bobo, who had become known for being handsome, able to speak well, alert, and intelligent, came to the attention of Later Qin's emperor Yao Xing. Yao Xing was so impressed by Liu Bobo's abilities when he met Liu Bobo that he wanted to make him a major general to defend against Northern Wei. Yao Xing's brother Yao Yong (姚邕), however, spoke against it, believing Liu Bobo to be untrustworthy, stating: