Yang Zaixing in Yang Jiajiang is a real figure. He is a valiant soldier in the Southern Song Dynasty. His father's name is Wa, and he is also a martyr against gold.

Yang Bang Wa (1085- 1 129) was born in Yangjiazhuang, Jishui County (now Trang Van Village, Huangqiao Township, Jishui County, Ji 'an City, Jiangxi Province). In the fifth year of Northern Song Dynasty (1 1 15), he was selected as a scholar. He used to be a magistrate of Wuyuan County in Zhangzhou and a professor of qi zhou studies. Grant missionary lang, Liyang county magistrate of Jiankang prefecture. In the third year of Jianjian (1 129), in September, Jiankang Army was promoted to the position of prefect along the river in addition to the general's punishment.

After three years' advice (1 129), Jin Bing took Jiankang, but the nation did not fall. The bloody book "It is better to be a ghost of Zhao than a vassal of other countries", and Yan Zongbi ordered someone to gut him.

According to Historical Records, Yang Zaixing, the general of Yue Fei, is the son of Yang Bang. In the battle of Yancheng, he was wounded by dozens, killed dozens of nomads from the army and died in the battlefield. Yang Hongshan's genealogy is recorded as Yang Bang ji zi. It provides an important basis for a long-term debate about who General Yang Zaixing of Yue Fei is.