 Back in Rouran, Qilifa Shifa this time opposed Yujiulü Poluomen, invading his domains.Poluomen's further defeat by Gaoche forced Northern Wei to divide Rouran between Anagui and Poluomen in order to establish stability.Anagui resided in Huaishuo (modern Guyang, Inner Mongolia), while Poluomen ruled from Xihai (modern Ejin, Inner Mongolia).