- Gromov compactness without boundary estimates, Simons Center for Geometry and Physics
- Vortex equation and gauged linear sigma model, IAS (Youtube video)
- Open quantum Kirwan map, IAS (Youtube video)
- Adiabatic limit of gauged Witten equation, Harvard CMSA (Youtube video)
- Vortex Equation and Gauged Linear Sigma Model, Georgia Topology Conference 2018, June 8
- Bershadsky-Cecotti-Ooguri-Vafa Torsion for Landau-Ginzburg Models, Topology and Symplectic Geometry Seminar, Stony Brook University, April 10 2018
- Open Quantum Kirwan Map, Harvard Mirror Symmetry Seminar, March 09 2018
- Gauged Linear Sigma Model in the Geometric Phase, International Conference on Differential Geometry (An Event In Honour of Professor Gang Tian's 60th Birthday), University of Sydney, January 2018
- Vortices, Gauged Sigma Model and Kirwan Map, Rutgers Geometry and Physics Seminar, November 9, 2017
- Gauged linear sigma model in the geometric phase, Workshop on holomorphic curves in symplectic topology, Institut Mittag-Leffler, August 10, 2017
- Open Quantum Kirwan Map, Workshop on Global Mirror Symmetry, Chern Institute of Mathematics, Nankai University, June 10, 2016
- Open Quantum Kirwan Map, Workshop on Symplectic Geometry and Mathematical Physics, Beijing International Center for Mathematical Sciences, May 27, 2016
- Correlation functions of gauged linear σ-model, Geometry Analysis Seminar, Rutgers University, Apr. 12, 2016
- Gauged Linear σ-model and Gauged Witten Equation, Joint tamu/IAS Symplectic Geometry Seminar, Dec. 5, 2014.
- Compactness of gauged Witten equation, Workshop on Gauged Gromov-Witten Theory and Applications, Simons Center, May 2014.
- Lagrange multipliers and Hamilonian Floer homology in gauged σ-model, Part I Part II, Caltech Topology Seminar, Jan. 17, 2014.
- Hamiltonian Floer homology in gauged σ-model, AMS Sectional Meeting, UC Riverside, Nov. 2, 2013
- Gauged linear sigma-model and adiabatic limits, UMD-JHU joint complex geometry seminar, University of Maryland, Apr. 2, 2013
- From Picard-Lefschetz to quantum singularity theory, Graduate Student Seminar, tamu University, Feb. 28, 2013
- The slides of my short talk at the Workshop and Conference on Holomorphic Curves and Low Dimensional Topology, July-August, 2012 at Stanford.
- My GSS talk Mathai-Quillen's Thom form and Atiyah-Hirzebruch's Riemann-Roch Theorem in April 2009
- An informal talk on Gromov-Taubes series and Ruan-Tian series given on students' geometry seminar in April 2010
- Introductory talk on Hitchin systems in the Mathematical Retreat in February 2011
- Informal talk on Frauenfelder's thesis: Moment Floer homology and Arnold-Givental conjecture on September 29, 2011, including a recollection of Morse inequality and Floer'sLagrangian intersection homology