The concept of the restriction of private property rights has not been explainded clearly,so this article try to explain it clearly.

Abstract:The private property right is the foundation of the market economy.

This paper attempts to discuss the conception of "property rights" presenting the land problem in feudal society,the key factor of the land property right and the condition of private property right of Chinese feudal society.

The common force of private property right system and the market operating mechanism,under the direction of the western mainstream economic theories, promoted the form of western countries economy systems.

Protection of the privately owned proprietary of non-governmental economy;

The privately owned proprietary occupies the i mp ortant position in the constitutions of various countries, the constitutions of various countries regard proprietary question as one of the foundation stones of its constitutional governement.

Meanwhile , still await further enhancement and perfection to the protection of the privately owned proprietary at present.

Reviewing the law text to protect private property right in our country;

Study on the constitution status and value of private property right of citizens;

On improvement of the amendment of the constitution for theprivate property right;