Born on 29 March 1950 in
Linqu County,
Shandong, to a peasant's family, Xu entered the PLA and its Air Force No. 1 aeronautic preparatory school in 1966, learned piloting, and joined the Chinese Communist Party the following year. Later he transferred to the Air Force No. 8 and No. 5 aeronautic schools. He became a pilot after graduation in August 1969. Xu was promoted to head of the military division in 1983, and vice army corps commander the next year. In 1985, he became chief of staff at the Air Force Shanghai headquarters, and also entered the
PLA National Defense University for training. He was promoted to corps commander of the PLA Air Force in 1991 and was made a major general. In 1993, he became vice chief of staff of the Air Force and studied at the National Defense University again. After graduation, he was promoted to chief of staff of the PLA Air Force. He was made a lieutenant general in 1996. In 1999, Xu became the vice commander and Air Force commander of the
Shenyang Military Region, and studied at the National Defense University for the 3rd time in 2001. He was elevated to vice chief of staff of the PLA General Staff Department. He was made a full general on 20 June 2007. Xu also became the commander of the PLA Air Force in 2007. In 2012, he became China's first career air force officer promoted to
Vice Chairman of the Central Military Commission He was also a member of the 19th
Politburo of the Chinese Communist Party. He was an alternate member of the
14th and
15th Central Committees of the Chinese Communist Party, and a full member of the
16th,
17th, and
18th Central Committees. In July 2018, Xu met in Beijing with the
U.S. Secretary of Defense,
James Mattis, to discuss regional issues and where the two men each laid out his country's military concerns before the other. Xu died in
Beijing on 2 June 2025, at the age of 75. A statement of condolences issued by the Ministry of National Defense referred him as an "excellent Communist Party of China member, a time-tested and loyal communist soldier, a proletarian military strategist, and an outstanding leader of the People's Liberation Army." He was cremated during a memorial service at the
Babaoshan Revolutionary Cemetery on June 8, which was attended by top party and state leaders, including Xi Jinping. ==Awards and decorations==