Abstract: During Yan an Periodaccording to the concrete social historial factors at that time——unbalanced development of the world and special condition of China,MAO Ze dong categorized capitalism existing in China into four kinds :reactionary fascism,democratic capitalism,semi fascist and semi feudal capitalism,and new democraticism capitalism,and then advanced appropriate counter measures at capitalism of different types.Applying the theory to practice——our present socialist modernization construction,the autho...