University graduate. 1979-86, with Beijing Service Bureau for Diplomatic Missions, China; with Ministry of Foreign Affairs: 1986-92, Third Secretary, Second Secretary then, Deputy Division Director, Information Department; with Department of International Organizations and Conferences: 1992-95, Second Secretary, Deputy Division Director and Division Director; 1995-97, Counsellor; 1997-98, Deputy Director-General; 1998-2005, Director-General; 2005-07, Ambassador Extraordinary and Plenipotentiary of China in Zambia; from 2007, Ambassador and Permanent Representative of China to UN, Geneva and other international organizations in Switzerland. Since 2013, Vice-Minister of Foreign Affairs.