1964, with China Academy of Post and Telecommunications; 1997-2003, Vice-President and Chief Engineer, China Academy of Telecommunications Technology; with Chinese Academy of Engineering: 1999, Academician; since 2002, current position. Vice-Director: Advisory Committee for State Informatization of China; Executive Council, China Institute of Communications; Chinese Institute of Electronics. Member, Advisory Committee, National Basic Research Programme, China. Director, Experts Committee, China's Next Generation Internet project. Interests: browsing Internet, reading books, music.