| 2009 | The Second Conference on Technology and Mathematics Education | | 2009-11~2010-09 | |
| 2008 | The First Conference on Technology and Mathematics Education | | 2008-08~2009-07 | |
| 2008 | The Fuzzy System of Interpretive Structure Modeling and Clustering on Individualized Diagnosis: Inte | | 2008-08~2010-07 | |
| 2007 | The Integrated Fuzzy System Model for Interpretive Structure and Classification of Concepts: the Cog | | 2008-07~0000-00 | |
| 2007 | A Study of the Representation Models and Their Transformations in the Elementary-School MathematicsT | | 2007-08~2010-07 | |
