Pattern against the existing state-owned assets, through systematic summary of the experience of 20 years of reform, the Third Plenary Session of the nature, structure and function of the state-owned enterprises under the conditions of a market economy with a new awareness, to fill the state-owned asset owners blank virtual to physical theory, diversification of property rights, the development of a mixed economy to establish strategic focus for the next step of economic reform, to ensure the maintenance of the integrity of the state-owned riches to improve the quality of the operation of the state-owned assets.