General Ting Chao, Li Du, Feng Zhanhai, Xing Zhanqing, and Zhao Yi organised the Jilin Self-Defence Army in order to prevent the fall and occupation of Harbin city, Jilin province.
In September 1932 when the forces of Wang and Feng Zhanhai managed to briefly occupy the capital of Jilin province, Things began to go wrong when the NSA became embroiled in disputes with General Li Du's Jilin Self-Defence Army.