In 1978, Dong was admitted to the Dalian Naval Academy, and entered PLAN service in 1979 after graduation. He has been director of the PLAN Command Military Training Department, the deputy chief of staff of the North Sea Fleet, and commander of the 92269 unit.[2]
Dong became deputy commander of the East Sea Fleet in 2013, the PLAN deputy chief of staff in December 2014, and then deputy commander of Southern Theater Command in January 2017.[3] In March 2021, he became deputy commander of the PLAN, and then its commander in August 2021.[4][5] He was named as the commander of the PLA Navy in September 2021.[6]
On 31 January 2024, Dong met with Russian Defense Minister Sergei Shoigu via teleconference, his first international engagement. During the meeting, Dong stated the militaries of Russia and China should be bolstering mutual trust and expanding cooperation to “elevate the relations between the two militaries to a higher level.”[13] According to the transcript of the meeting released by the Russian Defense Ministry, Dong stated that China would continue to support Russia on the 'Ukraine issue', and despite pressure from the United States and the European Union, "China will not abandon its established policies and the outside world will not interfere with normal cooperation between China and Russia." When asked about Dong's statements at a press briefing, Foreign Ministry of China spokesperson Wang Wenbin stated that China's position remains unchanged and does not provide military aid to either side of the conflict.[14][15] On 11 April, he met with his Vietnamese counterpart Phan Văn Giang at Lào Cai province near the China-Vietnam border and the two ministers signed a memorandum of understanding to establish an emergency hotline between the Chinese and Vietnamese militaries.[16] On 27 April, he took part in the Shanghai Cooperation Organisation defense ministers’ meeting in Almaty, Kazakhstan where he met with defense ministers of Pakistan, Iran, Russia, Kyrgyzstan and Belarus, and held separate talks with defense ministers of Uzbekistan and Tajikistan.[17] Prior to the defense ministers meeting, on April 26, he met with high-ranking Kazakhstani politicians including President of KazakhstanKassym-Jomart Tokayev.[18]
On 31 May 2024, Dong attended the 2024 Shangri-La Dialogue in Singapore where he met with United States Secretary of DefenseLloyd Austin. During the meeting, which was Austin’s first with a Chinese counterpart, the two agreed to resume military-to-military communication between the two countries while also at the same time, Austin raised the issues of Chinese military exercises near Taiwan and China's support for Russia's military industry during the Russian invasion of Ukraine. On 2 June, at a speech at the forum, Dong stated that China stays committed to peaceful reunification with Taiwan but "this prospect is increasingly being eroded by separatists for Taiwan independence and foreign forces." He also stated that China "will take resolute actions to curb Taiwan independence and make sure such a plot never succeeds." He also warned against U.S. arms sale to Taiwan stating that "this kind of behavior sends very wrong signals to the Taiwan independence forces and makes them become very aggressive." Regarding the ongoing confrontations between Chinese Coast Guard and Philippine fishing boats near the disputed reefs in the South China Sea, Dong stated "China has maintained sufficient restraint in the face of rights infringements and provocation" but warned that there are "limits to this."[19][20]
On 14 October 2024, Dong met with Russian Defense Minister Andrey Belousov in Beijing. They called on both sides to "deepen strategic collaboration" and "continuously advance military relations."[21]
On 20 November 2024, Dong held high-level talks with his Indian counterpart Rajnath Singh on the sidelines of 11th ASEAN Defence Ministers’ Meeting-Plus at Vientiane, Laos. The meeting between the two defence ministers came after the Indian and Chinese militaries completed disengagement of troops at friction points at the Line of Actual Control between the two countries. During the meeting, Singh called for reflecting on the "lessons learnt from the 2020 border clashes, take measures to prevent recurrence of such events and safeguard peace and tranquillity along the India-China border."[22]
Corruption allegation
In late November 2024, former and current U.S. officials who spoke to the Financial Times stated that Dong was under investigation due to suspicion of corruption.[23] In an enquiry about Dong at the Ministry of Foreign Affairs of China press conference on 27 November, Foreign Ministry spokesperson Mao Ning called the reports regarding investigation on Dong as “groundless” and “shadow chasing”, while spokesperson of the Ministry of National Defence Wu Qian called the reports as "pure fabrications" at a press briefing and further stated that "the rumour-mongers are ill-intentioned" and "China expresses its strong dissatisfaction with such slanderous behaviour."[24][25]
^Jiang Ziwen (蒋子文) (27 March 2017). 海军原副参谋长董军少将出任南部战区副司令员. thepaper (in Chinese). Archived from the original on 19 January 2022. Retrieved 7 September 2021.
^习近平今再晋升5名上将. rfi.fr (in Chinese). 6 September 2021. Archived from the original on 7 September 2021. Retrieved 7 September 2021.
^Lin Yunshi (林韵诗) (6 September 2021). 时隔两个月再晋上将 战区军兵种军校齐换帅. caixin (in Chinese). Archived from the original on 7 September 2021. Retrieved 7 September 2021.
^Mei Changwei (梅常伟) (6 September 2021). 中央军委举行晋升上将军衔仪式 习近平颁发命令状并向晋衔的军官表示祝贺. xinhuanet.com (in Chinese). Archived from the original on 11 September 2021. Retrieved 7 September 2021.