Whakaotihia te rerenga e whai ake nei: I te tau 1381, i tohua a Lan Yu hei "Tumuaki Tuarua Maui e Wikitoria ana i te Tonga" () ka haere tahi me Fu Youde ki
whakaekea a Yunnan me te whakamana i te rohe. I whakawhiwhia ia ki te 500 "dan" o te witi me tana tamahine i whakawhiwhia ki te taitara "Princess Consort of Shu" (). I te tau 1387, i whakaekehia a Nahachu () o te Tai Tokerau o Yuan ki Liaodong, a, i tonoa e te Emepara o Hongwu a Feng Sheng, me Lan Yu me Fu Youde hei mema matau me te taha maui, me te ope 200,000 ki te whakaeke ia ia. I hinga a Nahachu, a, ka tukua atu. I whakanohoia e Lan Yu te ope ki Jizhou ().