The mountainous areas (mountain,plateau and hilly area) cover more than 85% of the total land territory of China.Nature and humanity in very mountainous area has its own geographic characteristics.In the process of industrialization and urbanization in China realizing the sustainable development of the mountainous areas optiinizing man-land system,and adopting and continuously developing corresponding economic modes of the mountainous areas with mulli-functiorns of economy,ecology,culture and society to charactertze production content,mode of production,mode of operation is not only helpful to economy,society and ecological value and is of great aesthetic value,but also solve the technological problems of the subject of starting undertaking to finally transform the region al resource advantage of the mountainous area into the advantage of capital and technology for economic develop ment and to get rid of the contradiction between underdeveloped economy,and abundant resources.This paper takes the Three Gorges Reservoir (TGR) area for example to show that it's of great practical and theoretical significance to develop"Five Types of Agriculture" and to optimize eco-environment,industrial structure,department structure regional distribution,variety structure and quality structure.