Introduction to the site of the Seventh National Congress of the Communist Party of China: The Seventh National Congress elected Mao Zedong, Liu Shaoqi, Zhou Enlai, Zhu De, and Ren Bishi as secretaries of the Central Committee Secretariat. Mao Zedong was Chairman of the Central Committee, Chairman of the Political Bureau of the Central Committee, and Chairman of the Secretariat of the Central Committee. Since then, Mao Zedong has served as Chairman of the Central Committee of the Communist Party of China, and the Communist Party of China has become the second largest party in the world after the Communist Party of the Soviet Union. The Seventh National Congress was the last and most important congress held by the Communist Party of China during the democratic revolution.