The eldest son of Gui Mang I, who divided the land into three major regions—the upper region tuilu (Guava) under his yongest brother Nak Sau (or Kul Lai), the lower region tuitaw (Vangteh via Tawizawi) under his younger brother Kul Gen and the central region (Ciimnuai) under his suzerainty.
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The prince who organized the Ciimnuai (Chiimnuai, Chinwe) city-state that its remainings can still be collected at nearby present village of Saizang, Tedim township.