Founder and Board, China Internet Society
Expert, National Consulting Committee of Information Industry in the Tenth Five-year Program
Member, Telecom Law Committee, State Council
Member, Digital Signature Law Committee, State Council
Member, China Next Generation Internet Experts Committee
Member, China Next Generation Internet experts Committee
Member, China IPv6 Project in National 863 Program Experts Committee

Deputy Director, Beijing Telecom Information Society
Director, IPv6 Professional Committee
Director of Zhongguancun NGI Industry Alliance
Director, Z-PARK Ubiquitous-internet Industry Association
Initiator and Core Member, China P2P Promoting Alliance

Advisor, ICANN Government Advisory Community for the Tenth Five-year Program
Board & Fellow, IPv6 Forum (International)
Director of WiMAX Forum China Chapter
Director of WiMedia Alliance China Chapter
Secretary General, NGI Forum
Member, Asia Broad-band Strategy committee, Japan

Founder & Chair, Global WiMAX Summit (2005-2007)
Founder & Chair, Global IPv6 Summit (2002-2007)
Founder & Chair, Global WiMedia Summit (2005-2007)