 Yong Kai contacted Shi Xie and asked to defect to Sun Quan's side.Shi Xie relayed the message to Bu Zhi, who sent an emissary to meet Yong Kai and accept his allegiance.In recognition of Bu Zhi's achievements, Sun Quan appointed him as General Who Pacifies the Rong () and enfeoffed him as the Marquis of Guangxin ().