This publication focused on clarifying cultural value in life cycle ritual, pointing out several religious beliefs and traditional customs of Xo Dang people in Kon Tum province. As a descendent of this minority, in this work, the author compiled many helpful related materials, especially those relating to Mang Ruong village and Xo Teng group. The content is composed of 3 chapters as follows: - Overview of Xo Dang people in Mang Ruong village - Life cycle ritual of Xo Dang people - Preservation and promotion cultural value of Xo Dang people through the life cycle ritual