Professor Hongcai Wu graduated from Xi'an Jiaotong University in 1969 and taught there until 1972. During this time, he took part in training, cooperative research and academic exchanges in the UK and Germany. In 1979, he visited the UK, West Germany, France and Romania as a member of the higher education delegation of China, through the support of UNESCO. From 1988 to 1992, as a consul for education (first secretary) he worked in the Chinese Consulate in Manchester, UK. When he returned to China, he worked at Xi'an Jiaotong University as an academic teaching and research staff member. While there, he took the positions of deputy head of the Electronic Engineering Department, vice-dean of the University's Graduate School, and dean of the School of Electronic and Information Engineering. He is a member of the Academic Committee of Electron, Ion, and Photon Beam Technology, the Electric Engineering Association of China, the Academic Committee of Opto-Electronic Engineering, the Optical Engineering Association of China, the China Acceleration Association, the Nuclear Association of Shaanxi Province. He has also been deputy director of the Electronic Association of Shaanxi Province, deputy director of the Intellectual Economic Association of Shaanxi Province, a member of the Consultant Committee of Information Engineering of the Chinese University of Hong Kong (1998-2002), and an international member of AAAS (USA) and the New York Academy of Science, USA.