He is the younger brother of former chief Yang, 368 was awarded to the Eastern Jin Wudu Prefecture. Yang died in 370, "Wei Shu," said Yang Yang Article eldest son of independence Waste Commission, Compilation of Poly Party Xisha system. "Mirror" said Yang Yang Shili Article Following Yang system leaders want to fight for his position, raised his army with attack; 371 years ago, a Binggongchouchi Qin, Yang Wudu the public system to drop Qin.