- AMS sectional meeting on “Vertex Algebra and Related Algebraic and Geometric Structures” at SUNY-Stony Brook. March, 2016
- Workshops on String field theory of the B-model and Homotopical methods in quantum field theory, Center for Geometry and Physics in Pohang, South Korea, Jan. 2016
- International Workshop : Mathematical Approach to Topological Phases in Spintronics, Tohoku University, Sendai, Japan, Oct. 2015
- Workshop on Algebra and its applications, Xi’an University, Xi’an, China, June 2015
- The 4th Tsinghua-Sanya International Mathematics Forum, Sanya, China, Dec. 2013
- Workshops on topological matters, Institute for Advanced Study at Tsinghua University, China, June 2013
- XVII-th International Congress of Mathematical Physics 2012, in the session of “Operator Algebras and Integrable Systems”, Aalborg, Denmark, August, 2012
- The 2nd Tsinghua-Sanya International Mathematics Forum, Sanya, China, Dec. 2011
- Conference on Categorical Structures in Quantum Geometry and Conformal Field Theories, University of Erlangen-Nürnberg, October, 2011
- AMS Eastern Sectional Meeting, Cornell University, USA, Sept. 2011.
- Conference on geometry and topology, Peking University, China, July, 2011
- Conference on Algebra, USTC, China, July, 2011
- Higher Structures in Topology and Geometry V, University of Hamburg, May, 2011
- Category in geometry and gauge theory, Chern Institute, China, August, 2010
- Conference on QFT and String theory, Zhejiang University, China, July 2010
- Workshop on operad and universal algebra, Chern Institute, China, May, 2010
- Conference on topological field theories, Northwestern University, May, 2009
- Workshop on tensor category and CFT, Oberwolfach, Germany, April 2007
- Lie symposium at Technische Universität Darmstadt, Germany, Jan. 2006
- Summer workshop on groups and algebras in M-theory, Rutgers University, USA, June 2005
- Workshop on Lie theory at UC, Santa Cruz, USA, May 2005
- AMS sectional meeting, SUNY, Binghamton, USA, Oct. 2003

Services:

- Co-chaired the session of “Conformal Field Theory” in the XXIX International Colloquium on Group-Theoretical Methods in Physics (GROUP29), Chern Institute, Nankai University, China, August, 2012
- Co-organizer of the workshop on Conformal Field Theory and Topological Orders, Beijing University, June, 2011
- Co-organizer of the workshop on Infinite-dimensional Lie algebras, VOA and related topics, Chern Institute, Nankai University, China, May, 2006