Yang Xiaojiang, born in June, 1965, from Nantong, Jiangsu. Professor, School of Educational Science, Nanjing Normal University, tutor of postgraduate students majoring in educational technology, member of Jiangsu Educational Technology Academic Committee. The main research directions are: information retrieval and digital library, intelligent information service, network multimedia, software engineering, etc. Now he is the head of the research direction of network education resources mining and push service in the Department of Educational Technology.