He was born in Beijing, on July 31, 1933, while his ancestral home in Ningbo, Zhejiang. In 1953 he graduated from Peking University. In the 1980s, he took part in the 863 Program, heading the information security. He once served as director of Beijing Institute of Information Technology Application. On August 21, 2003, he was haired as a part-time professor at Harbin Institute of Technology.