On September 28, 1929, the CPC Central Committee wrote an instructional letter to the Front Committee of the Fourth Red Army. The letter analyzed the current situation of the Kuomintang warlord war, drawing from experiences of the Fourth Red Army and detailed the fundamental tasks necessary for the future of the Red Army. Its content stressed that only through having a rural Red Army first could the city regime be achieved, and affirmed Mao Zedong's ideas on the Red Army's operational strategies and building a strong revolutionary army of the people.

On September 28, 1954, the Political Bureau of the CPC Central Committee made a resolution to re-establish a military commission of the CPC, under the leadership of the Political Bureau and the Secretariat of the CPC Central Committee, to act as the highest military leading body of the Party.

On September 28, 1960, China and Cuba announced they would establish diplomatic relations. Cuba was the first Latin American country to establish diplomatic relations with the new China.

On September 28, 1963, Mao Zedong discussed the strategic ideology of "two intermediate zones" during his talks with Kikunami Katsumi, a member of the Political Bureau of the Central Committee of the Communist Party of Japan, claiming that between the United States and the Soviet Union existed a vast "intermediate zone" mainly composed of "oppressed" non-Western countries. Mao further explained the ideology in January 1964, saying that underdeveloped countries in Asia, Africa, and Latin America constituted the first intermediate zone; and imperialist and developed countries in Europe mainly constituted the second. Thus it was a strategic task for China to win over countries in the two intermediate zones.

On September 28, 1986, the Sixth Plenary Session of 12th CPC Central Committee was held in Beijing and adopted a resolution submitted by the CPC Central Committee on building a socialist spiritual civilization. The resolution said that the fundamental task of a socialist spiritual civilization was to cultivate socialist citizens with lofty ideals, integrity, knowledge and a strong sense of discipline to meet the needs of socialist modernization, and improve the quality of the Chinese people in terms of morality and knowledge.

On September 28, 1992, the CPC Central Committee and the State Council jointly issued a notice which discussed seriously carrying out the Regulation for State-owned Industries and Enterprises to Shift Management System. The regulation stated that its aim was to help enterprises become manufacturers or dealers that are able to make their own management decisions, take full responsibility for their own profits and losses, seek self-development and self-restraint, and become legal entities that independently enjoy civil rights and assumed civil obligations, so as to meet market requirements

On September 28, 1998, the CPC Central Committee and the State Council held a conference at the?Great Hall of the People in Beijing to honor those?who made extraordinary contributions?in the fight against floods. Jiang Zemin delivered an important speech during which he pointed out that during the fight, the country and?its people showed a great spirit that should be inherited and carried forward by future generations. He said that this spirit could inspire China's officials and the masses to achieve victory after victory.