Twenty-Minute Report, The Seventh National Youth Conference of Operations Research and Management, Nanjing, China, August 12-16, 2005
Twenty-Minute Report, The Fourth International Conference on Information and Management Sciences, Yunnan, China, June 1-10, 2005
Twenty-Minute Report, The Second International Conference on Information, Beijing, China, July 24-27, 2002
Fifteen-Minute Report, The First International Conference on Information and Management Sciences, Xi'An, China, May 27-31, 2002
Fifteen-Minute Report, The First International Conference On Electronic Business, Hong Kong, China, December 19-21, 2001
Fifteen-Minute Report, The Fourth National Youth Conference of Operations Research and Management, Huairou, Beijing, China, October 10-13, 2001
Ten-Minute Report, The Sixth Conference of Operations Research Society of China, Changsha, China, October 9-15, 2000
Ten-Minute Report, The Seventh Combinatorial Mathematics & Tenth Graph Theory Academic Conference of China, Yantai, China, August, 1999