Analyzing the quality and quantity of non-productive labor, we can have a better understanding of its significance and complexity, which is helpful for us to not only understand its limits, nature and function, but also understand Marxist theory of labor value in the new situation, to establish and control the current policy of allotment in our country.

Marx thought only the labor which could produce material wealth and surplus value for the society can be regarded as productive labor,or it would be considered as non-productive labor based on the exposition in Capital.

Scientificallyrealizing the essence of Labor and the function of the Non-productive Labor in the forming process of Commodity Value is ex-tremely important, as this is theoretically and practically significant for fully understanding the true source of commodity value,maintaining the principle of .

Labor can be classified into productive labor and non-productive labor,according to the relation between it and capital or income.

The theoretical basis of the distribution system for non-labor essential factors of production according to contribution is firstly the contribution of the non-labor essential factors of production to the formation of the value and use value of commodity,which is the value basis and criterion of the distribution system for non-labor essential factors of production according to contribution.