 In summer 550, Gao Yang agreed, and he started advancing toward Yecheng, while sending Gao Dezheng to Yecheng to try to force the issue.Emperor Xiaojing bestowed Gao Yang the nine bestowments – the traditional penultimate step before abdication.After Gao Yang arrived in Yecheng, with the officials Pan Le (潘樂), Zhang Liang (張亮), and Zhao Yanshen (趙彥深) sent by Gao Yang to request his abdication, Emperor Xiaojing did so, yielding the throne to Gao Yang, who established Northern Qi (as its Emperor Wenxuan).