In the spring of Xianfeng four years, Zeng Guoqi led the newly formed Xiang Army land and water army, starting from Hengyang and starting the "Eastern March". At the same time, the Taiping Army's Western Marching Forces Lianke Huangzhou, Hanyang and Hankou, then entered Hunan from Hubei. In March, the two armies met, fighting in Yueyang, Xiang Army lost, Zeng Guoyu led the division to retreat to Changsha, Taiping Army won the pursuit, divided the troops to seize Jinggang, Xiangtan, forming a horn trend, ready to siege Changsha. On March 28, Zeng Guoqian sent elite troops to Xiangtan to rescue, sitting in Changsha, he intends to wait for the recovery of Xiangtan and then swing north again. On the first day of April, the Changsha official suggested that Zeng Guoqian not have to wait for the rescue of Xiangtan's troops, but should first attack Jinggang; Zeng Guoqi thought that, so on April 2, the handsome 40 warships and 800 Lu Yong attack