When Tuoba Hena was in his first reign as the Prince of Dai, Tuoba Yihuai lived with his maternal uncle's father Helan Aitou (賀蘭藹頭) of the Helan tribe.
During Tuoba Hena's initial rule as the Prince of Dai, Tuoba Yihuai lived with his maternal uncle's father, Helan Aitou, a member of the Helan tribe.