He used to be the platoon leader, company commander, staff officer, battalion commander and head of the National Revolutionary Army. 1In August, 949, he joined the China People's Liberation Army with his father Cheng Qian and Chen Mingren.

After liberation, Comrade Cheng Yuan successively served as the head of the 642nd, 64th14th Division of Hunan 52nd Army in Central South Military Region, the deputy commander of the 2nd15th Division of 55th Army, the student of the 2nd10th Division of the Synthetic Army Command of Military Academy, the student of the political theory training course for cadres in Guangzhou Military Region and the student of Jiangsu Military Region. 1985 was dismissed. 1988 was awarded the Medal of Honor for the Victory of the People's Liberation Army of China and the 60th Anniversary Medal for the Victory of War of Resistance against Japanese Aggression, China in 2005. He is a member of the Fifth, Sixth, Seventh and Eighth China People's Political Consultative Conference. He died in Shanghai at 6 am on June165438+1October 12, 2008, at the age of 87.