Helian Bobo (Chinese: 赫連勃勃; Middle Chinese Guangyun: [xɐk-li̯ɛn˩ bʰuət-bʰuət]; 381–425), né Liu Bobo (劉勃勃), courtesy name Qujie (屈孑), formally Emperor Wulie of Xia (夏武烈帝), was the founding emperor of the Xiongnu-led Hu Xia dynasty of China. He is generally considered to be an extremely cruel ruler, one who betrayed every benefactor whom he had, and whose thirst for killing was excessive even for the turbulent times that he was in. He built an impressive capital for his state at Tongwancheng