Born in
Xiping County,
Henan Province, Dong joined the
People's Liberation Army (PLA) in December 1964, and the
Chinese Communist Party (CCP) in January 1966. He has served in various posts in
Tibet Military District during his career, and was elevated to vice chief of staff of the region in June 1988. In November 1991, he received a promotion to deputy commander of the area. He studied at the Nanjing Military Academy in January 1982, and at the PLA Military Direction Academy from September 1984 to July 1986. In October 1998, he became the director of the Armament Department of the PLA
Chengdu Military Region. In August 2004, he was appointed commander of the Tibet Military District. From November 2004 to October 2006 he was also a standing committee member of the CCP
Tibet Autonomous Regional Committee. He became a
lieutenant general in July 2006. He was a member of the
17th Central Committee of the Chinese Communist Party. ==References==