Li Jianguo, male, Han nationality, is a native of Juancheng, Shandong Province. He was born in 1946, and graduated from the department of Chinese language of Shandong University in 1970. He joined the CPC in 1971 and worked in the Ninghe County Culture and Education Bureau, the publicity department of the CPC Ninghe County Committee, the publicity division of the Agricultural Committee of Tianjin Municipality, and the general office of the CPC Tianjin Municipal Committee.
After 1981, Li served as Deputy Secretary-General, Standing Committee member and secretary of the CPC Tianjin Municipal Committee. In 1998 he was elected secretary of the CPC Shaanxi Provincial Committee.
Li was alternate member of the 14th CPC Central Committee, and member of the 15th, 16th and 17th CPC Central Committees. In 2007, Li became secretary of Shandong CPC Provincial Committee. In 2008 he became a Vice-Chairman and Secretary-General of the Standing Committee of the 11th NPC.
In 2012 he became a member of the Politburo of the 18th CPC Central Committee and in 2013 he was elected Vice-Chairman of the Standing Committee of the 12th NPC. Li served as Chairman of the All-China Federation of Trade Unions from 2013 to 2018.