Krio Dayak peopleThe Krio people are a Dayak ethnic group in West Kalimantan, Indonesia. They live on the upper course of the Krio River and speak the Dayak language.HistoryThe Ulu Aik Kingdom was established, by the upper course of the Krio River, around 1700 by Pancur Sembore and Tanjung Porikng. The first leader was pang ukir Empu Geremeng, who was succeeded by Bikukng Tiung. Under Bihukng's leadership, the kingdom was renamed Ulu Aik.Traditional Krio song Pupu' Tagua Marau Jai Ca' SampeReligionDuwata is the god of the Krio Dayak and the Jelai Dayak.