Abstract: The construction of National Defense Economy is a special realm in the development of society. It is vital to understand well the scientific development concepts and carry out them properly for the realization of the national security strategy. This paper presents a philosophic view of how to understand and carry out the scientific development concepts by attaching importance to several aspects as follows: the harmonious and balanced development of every internal factors of the system of the National Defense Economy, the harmonious development of the construction of the National Defense Economy and that of the society, establishing a continuous development mechanism of the National Defense Economy, dealing correctly with the relation between equity and efficiency and constructing the scientific research methods of the National Defense Economics, etc.