After graduating from the Renmin University of China, he joined the Central Advisory Commission as a secretary of Bo Yibo, the then vice chairman.
Ta Kung Pao reported in 2014 that Dong had a long-term working relationship with Wang Qishan beginning in 1998, sharing stints in Guangdong, Hainan and Beijing, and at the now defunct State Council General Office of Economic Reform.
[2] On October 2, 2020, he was under investigation for "suspected serious violation of laws and party rules", according to a terse statement by the Central Commission for Discipline Inspection (CCDI), the party's internal disciplinary body, and the National Supervisory Commission, the highest anti-corruption agency of China.
[5] On August 26, he stood trial at the Intermediate People's Court of Qingdao on charges of taking bribes.
[7] He was also deprived of his political rights for life, and ordered by the court to have all his personal assets confiscated and turn over all illicit gains and their interests to the state.