Due to betrayal by traitors, the Shaanxi Provincial Party Committee was raided by Kuomintang agents during a meeting in Fusheng Building. Du Heng and others were arrested and rebelled, and the Shaanxi Party organization was severely damaged.At the critical moment, Wang Taiji's troops, the Fourth Red Regiment, and the Yaoxian guerrillas gathered in Zhaojin, but due to lack of food, conflicts emerged.The Shaanxi-Gansu Border Special Committee held a meeting in Chenjiapo, Zhaojin, to resolve the issue of unified leadership of several armed forces. Although Huang Zixiang and others had different opinions, they were persuaded by Xi Zhongxun and others, and several armed forces finally formed unified leadership.