Jiang Wei was born in Longkou, Shandong Province, in March 1957. He began his career in August 1975 as a sent-down youth in Tanjia Farm, Dawa County, Liaoning. From 1976 to 1978, he served as a soldier in the PLA Unit 81514. In 1978, he entered the Department of Law at Renmin University of China, where he completed his undergraduate and master's studies. He subsequently continued his academic development while working at the university, earning a Doctor of Law degree in criminal law in 1989.[2]
From 1985 to 1990, Jiang served as a lecturer at the Renmin University Law School, and later became an associate professor and professor. During this period, he held a visiting research position at Doshisha University in Japan from 1992 to 1993, and concurrently served as Deputy Chief Procurator of Haidian District People’s Procuratorate in Beijing from 1994 to 1997.[3]
Jiang transferred to the Supreme People's Procuratorate in 1997, where he held a series of leadership positions including deputy director and Director of the Criminal Prosecution Department, as well as membership in the Procuratorial Committee. In 2004, he became Party Secretary and Deputy Procurator-General of the Heilongjiang Provincial People’s Procuratorate, and later served as Procurator-General of the province until 2011.[4]
In November 2011, Jiang was appointed Deputy Secretary-General of the Central Political and Legal Affairs Commission, a post he held until 2016. He subsequently joined the Supreme People's Court in November 2016 as a member of the Party Leadership Group and Vice President. In April 2018, he became President of the Fourth Circuit Court while retaining his position as Vice President of the Supreme People’s Court.[5] Jiang is a member of the 13th National Committee of the Chinese People's Political Consultative Conference and serves on its Committee for Social and Legal Affairs.[5][2]