Development of science,technology and social economic requires a basic research correspondent with regional social economic development to comprehensively identify regional characteristics.Integrated zonation,which is further researches on natural zonation,combines natural environment with social economic and serves regional economic development.Integrated zonation meets the requirements of regional economic development.In this paper,based on summary of natural zonation,ideology of resources is introduced for regional division.Specifically,"resources groups" and "resources types" which are closely related to social economic development are used to form the fourth level and fifth level classes,the insufficient researched zonation classes before.This paper takes Chaidam Basin case as an example to establish a regional integrated zonation system for the sustainable regional economic development.