Abstract：The time from Sep.1927 to Sep.1937 is a period of the CPC's Soviet Movement, while years between Jan.1930 and Oct.1934 is the glorious time of founding Central Soviet Base Area.Stalin's three-stage theory is its theoretical basis, the Communist International's country-centered strategy is as its policy support and the Communist International's measures is as its driving force.However, Stalin's three-stage theory, the Communist International's wrong instructions, left-leaning decision and Li De's military command played negative roles in the founding of Central Soviet Base Area.The fair and scientific evaluation of the Communist International's role in this period is of great academic, theoretical and realistic value to the evaluation of relation of Chinese revolution and the Communist International.

Keyword：Central Soviet Base Area;the Communist International;three-stage theory;Soviet Movement;