Chapter two the Eastern Han (AD 88), Xianbei attack and defeat of North Hun, Hun You also killed remain Chanyu North, North Hun chaos. In the chaos his brother as Chanyu neutral. Three years (AD 91), the North Chanyu again as the Eastern Han Geng Kui defeated, I do not know where to flee. Inference of his brother the king on the right valley independence for the north addition Jian Hun Chanyu.