 Yujiulü Anagui felt insulted and refused, viewing the Tujue as inferior; in response, Ashina Tumen cut off relations with Rouran.Yuwen took this opportunity to create an alliance with Tujue, sending the Princess Changle to Tujue to marry Ashina Tumen.In summer 552, with Xiao Yi and Hou Jing battling each other, Xiao Yi sought help from Western Wei and agreed to cede Nanzheng (南鄭, in modern Hanzhong, Shaanxi) to Western Wei, but the order was declined by Xiao Yi's cousin, Xiao Xun (蕭循).