On March 5, 2021, the Seventh Session of the 17th People's Congress of Langzhong City elected Cao Jian as the Chairman of the Standing Committee of the 17th People's Congress of Langzhong City in accordance with the law.
Cao Jian, male, Han ethnicity, born in March 1965 (56 years old), a native of Langzhong, Sichuan, a member of the Communist Party of China, joined the work in July 1985, graduated from the Party School of the Sichuan Provincial Party Committee, majoring in regional economics.