1984.07—— 1992.04: Staff member, Research Office, People's Procuratorate of Hebei Province.
1992.04—— 1994.06 Member of the Research Office of the People's Procuratorate of Hebei Province.
1994.06—— 1998.03 Chief, Research Section, Research Office, People's Procuratorate of Hebei Province
1998.03——2002.03 Deputy Director of Legal Policy Research Office of Hebei Provincial People's Procuratorate
2002.03—2008. 12 Director of Investigation and Supervision Department of Hebei Provincial People's Procuratorate (during the period: 2005. 10—2006.09, he was appointed as Deputy Secretary of Nanhe County Committee).
2008. 12——20 13.03 Full-time member of the Procuratorial Committee of Hebei Provincial People's Procuratorate (deputy department level)
20 13.03——20 13.04 Member of the Party Group of the People's Procuratorate of Hebei Province, Acting Procurator-General and Party Secretary of the People's Procuratorate of Shijiazhuang City.
20 13.04——20 15.05 Member of the Party Group of the People's Procuratorate of Hebei Province, Party Secretary of the People's Procuratorate of Shijiazhuang City, was elected as the chief procurator of the Municipal People's Procuratorate.
20 15.05—— Deputy Procurator-General, member of the Procuratorial Committee and procurator of the People's Procuratorate of Hebei Province.