Economic and Philosophical Manuscripts in 1844 focusd on labor and has a relatively rigorous logic system. In the book, Marx preliminarily elaborated his labor thought and the the basic outline. Marx explained the basic thought of historical materialism on the bases of labor practice, expounds the basic ideas of political ecnomics on the basis of the criticism of the "labor" of the national economics and discuss the ideas of communism and emancipating the humankind on the basis of the analysis of alienated labor and private property .Therefore ,Marx's creative idea of labor thought lays solid foundation further study.