- 1986-1988 Staff member, Department of Asian Affairs, Ministry of Foreign Affairs, Beijing
- 1988-1991 Staff member, Embassy of the People’s Republic of China, Pyongyang
- 1991-1992 Attache, Third Secretary, Department of Asian Affairs, Ministry of Foreign Affairs, Beijing
- 1992-1995 Third Secretary, Embassy of the People’s Republic of China, Seoul
- 1995-2003 Third Secretary, Second Secretary, Deputy Director, Director of the Department of Asian Affairs, Ministry of Foreign Affairs, Beijing
- 2003-2006 Counselor, Embassy of the People’s Republic of China, Seoul
- 2006-2008 Minister Counselor (Deputy Chief of Mission), Embassy of the People’s Republic of China, Pyongyang
- 2008-2011 Minister Counselor (Deputy Chief of Mission), Embassy of the People’s Republic of China, Seoul
- 2011-2015 Counselor, Deputy Director-General, Department of Asian Affairs, Ministry of Foreign Affairs, Beijing
- 2015-2019 Ambassador E&P of the People’s Republic of China to Mongolia
- 2020- Ambassador E&P of the People’s Republic of China to the Republic of Korea