Abstract: According to the basic principle of economic justice,the basic aim of the development of western regions is promote national economy development of healthy and harmonious,on the foundations of survive together and mutual prosperity,common prosperity altogether in the western and eastern intergrowth,realize people's development in an all-round way.But can't regard sacrificing efficiency as the cost in this course,otherwise violate the equal principle of proportion of economic justice.

Key words: Development of western regions, Economic justice, Survive together and mutual prosperity, People's development in an all-round way