This book uses the historical method to investigate the social changes in Kazakh pastoral areas, analyze its historical process and characteristics, and provides a comprehensive analysis of the social engineering associated with land system changes in pastoral areas. The operational logic and operational performance of these practices is examined, and the path selection for social modernization in pastoral areas is explored. The book explores the diversity of human social development from the perspective of marginal sociality. It has certain guiding significance for people’s livelihood and building a harmonious society today. This attempt reflects the social responsibility and social conscience of sociological researchers.