Investigators say Gao tried from 1998 through 2002 to provide technology materials to entities of the Chinese military that specialize in aircraft and radar. Sources say she used aliases, posing as a professor from other institutions when calling private U.S. military contractors. Gao claimed she wanted information on the technology for scholarly research
http://www.cnn.com/2003/LAW/11/26/china.plea/ >CNN关于高瞻的报道:U.S. activist admits illegally helping China