Abstract: In order to have a correct undersatnding of the basic national conditions that our country is still in the primary stage of socialism, it is important for us to examine the quality, quantity and dimension of this stage. Socialism is  its specified quality which is quite dif ferent from that of capitalism; primariness is its specified quantity which is different from that of the transitional and advanced stages; and the unity of socialism and primary stage and the period of existence is its specified dimension.

Key words: Scocialism；primary stage, quality, quantiity, dimension