Reasoning about Preference Dynamics, Asian Workshop on Philosophical Logic, JIAST, Japan. 15-17 March, 2012.

A Report on Recent Studies in Preference, Annual Conference in Logics in Beijing (organized by the Logical Association Beijing), Beijing Normal University. 18 December, 2011.

Preference and its Dynamics, Zhejiang University, China. June, 2011.

Structured Preferences, Agents Lab, School of Computer Science, Nottingham University, 13 May, 2011.

Information Update and the Development of Scientific Theories, Institute of STS, Tsinghua University, Beijing. 13 January, 2011.

A Brief History of Chinese Logic, Logic and Philosophy Today, Delhi, India. 5-6 January , 2011.

A Two Level Perspective on Preference, Annual Conference in Logics in Beijing(organized by the Logical Association Beijing), Beijing Normal University. 19 December , 2010.

Chinese Logic and Philosophy: Reconstruction or Integration? (Public Lecture), Workshop on History of Logic in China, Amsterdam. 24-26 November, 2010.

Preference, Priorities and Deontics, National Conference on Modern Logics, Beijing. 24-26 April, 2010.

Deontic Logic from a Preference Perspective, 2nd International Workshop on Philosophy and Ethics of Social Reality , University of Hokkaido, Sapporo. March 27-28, 2010.

Dynamic Epistemic Logic from a Methodological Point of View, Annual Conference in Logics in Beijing(organized by the Logical Association Beijing), Beijing Normal University. 28 November, 2009.

Preference Change: A Quantitative Approach, Renmin University, 26 September, 2009.

On Knowledge, Belief and Preference, Annual Conference in Logics in Beijing (organized by the Logical Association Beijing), Beijing Normal University. 23 November, 2008.

Logic for Interaction between Preference and Beliefs, The 7th International Conference on Logic and Cognition, Guangzhou, China. 10-13 November, 2008.

On the Entanglement of Preference and Beliefs, Workshop on Proof, Reasons and Games, Beijing, China. 7 November, 2008.

Dynamics in Preference , The 8th Chinese National Conference in Logics, Tianjin, China. 31 October-3 November, 2008.

A Model on Preference Change, The 3rd Cross Strait Conference in Logics, Soochow University, Taiwan. 28-30 May, 2008.

New Directions in Logic Research, Workshop on Logic and Philosophy of Science, Henan University, China. 25 May, 2008.

On Preference and Diversity of Agent, Institute of Logic and Intelligence, South-West University, China. 20-24 May, 2008.

Exploring Dynamics in Preference, Workshop on Formal Models of Norm Change, University of Luxembourg. 29-30 November, 2007.

Two Models on Preference and Beliefs, Logics for Dynamics of Information and Preferences, ILLC, University of Amsterdam. 21 November, 2007.

Tutorial: Dynamic Preference Logic, 2nd World Congress and School on Universal Logic, Xi'an, China. 16-22 August, 2007.

How do we Change our Preference? Seminars on Intelligent Systems (ISIS), University of Utrecht. 30 May, 2007.

Modelling Diversity of Agents, Foundations of Programming Meetings, School of Computer Science and IT, University of Nottingham, UK. 3 November, 2006.

Preference change, Guest lecture at Logic, Games and Computation, Amsterdam. 18 October, 2006.

Modelling Preference Changes, Department of Philosophy and Science Studies, Roskilde University, Denmark. 29 September, 2006.

Dynamics in Knowledge, Beliefs and Preference, IMFUFA seminarer, Institut for Natur, Systemer og Modeller, Roskilde University, Denmark. 28 September, 2006.

Logic took me all the way to Amsterdam, China Workshop at ILLC, Amsterdam. December 16, 2005.

Information Update and Preference Upgrade, Logic Forum for Young Researchers, November 25, 2005, Beijing.

Dynamic Logic of Preference Upgrade, ESSLLI Workshop: Belief Revision and Dynamic Logic, August 15-19, 2005, Edinburgh.

Comment: Realistic common knowledge (by Cedric Paternotte (IHPST)). First Paris-Amsterdam Logic Meeting of Young Researchers (PALMYR), June 25, 2005, Amsterdam.

On Belief Revision Policies, December 2004. Department of Philosophy, Peking University, China.

Investigation on Information Update, September 2004. Institute of Logic and Cognition, Sun Yat-sen University, Guangzhou, China.