Dai Xu is a Chinese author, social commentator, and senior military officer whose outspoken nationalist views and analyses of China's strategic position have made him a prominent and often controversial public intellectual. Born on September 30, 1964, in Minquan County, Shangqiu, Henan, his career has been defined by his dual role as a professional soldier in the People's Liberation Army and a prolific writer and speaker on matters of national defense and ideology.

He built his career within the People's Liberation Army Air Force, where he ultimately attained the rank of Senior Colonel. His military service provided the foundation for his expertise in security studies, which he later channeled into academic and public discourse. Dai Xu served as a professor at the PLA National Defense University, where he educated officers on strategic thought. His institutional role expanded when he assumed the position of president at the Marine Institute For Security And Cooperation (??????????), focusing on maritime security issues, a topic of critical importance in contemporary Chinese foreign policy.

Dai Xu gained widespread public recognition through his numerous books, articles, and media appearances, where he articulates a hardline perspective on China's national interests. His written works and commentaries consistently advocate for a strong national defense posture and express unwavering support for communist orthodoxy. He is known for expressing strong nationalist sentiments, often framing international relations and geopolitical competition in civilizational terms and emphasizing the need for China to assert itself against perceived external threats. His rhetoric, while popular among certain segments of the Chinese public, has also drawn attention for its hawkish tone.

As a figure operating at the intersection of the military, academia, and public commentary, Dai Xu's influence stems from his ability to translate strategic military concepts into accessible language for a mass audience. He remains an active commentator, frequently appearing in state-supported media to discuss security dilemmas and China's rise on the global stage. His career exemplifies the role of the soldier-scholar in modern China, where analysis of power and ideology are deeply intertwined.