Comrade Jiang Zeming concentrates the wisdom,courage and insight of collective leadership of Party’s third generation,progressing with the times,initating and innovating constantly.In July 1 st address and May 31st address,and the report of 16th CPC National Congress,Jiang makes contributions to the innovativeness of Party’s advantage in new century-new stage.The contributions enrich greatly Deng Xiaoping’s theory of Party construction.The article probes the concrete appearances of Party’s advantage,and its theoretical basis and pratical basis.