# Talks and Lectures

Application of Multiplier Ideals to Geometry and Algebra of Adjoint Line Bundles,

*Dynamic System and Algebraic Geometry Workshop*, Zhejiang University, Hangzhou, China, January 1, 2018Multiplier Ideals and Applications to Adjoint Line Bundles,

*Commutative Algebra & Algebraic Geometry Seminar*, CUNY Graduate Center, New York City, October 20, 2017.A characterization of big Q-divisors on surfaces and its applications,

*Commutative Algebra & Algebraic Geometry Seminar*, CUNY Graduate Center, New York City, March 3, 2017.A non-vanishing theorem for big divisors on surfaces and its applications,

*Geometry Seminar*, University of Hong Kong, Hong Kong, July 6, 2016.On base point freeness of adjoint linear systems on projective 5-folds, Jinan University, Guangzhou, July 1, 2016.

Okounkov bodies: introduction I & II,

*Study group on Toric and Spherical Varieties*, CUNY Graduate Center, New York, April 4 and 11, 2016.Fujita’s Freeness Conjecture on 5-folds,

*Workshop on Complex Geometry*, University of Hong Kong, Hong Kong, July 23, 2015.Rational Curves on CP-Manifolds,

*Working Seminar on Several complex variables and Complex geometry*, University of Hong Kong, March 27, 2015.Mori Contractions on CP-Manifolds,

*Working Seminar on Several complex variables and Complex geometry*, University of Hong Kong, February 9, 2015.Mori’s Theorems on Rational Curves,

*Working Seminar on Several complex variables and Complex geometry*, University of Hong Kong, January 5, 2015.Rational Curves on Fano Manifolds with Nef Tangent bundles,

*Working Seminar on Several complex variables and Complex geometry*, University of Hong Kong, February 2, 2015.Effective Freeness of Adjoint Linear Systems on 5-folds,

*Algebraic Geometry Seminar*, East China Normal University, Shanghai, September 22, 2014Classification of Arrangements of 10 Lines,

*Complex Geometry*, National University of Singapore, Singapore, July 26, 2013Global Generation of Adjoint Line Bundles,

*Young Mathematician Workshop on Arithmetic Algebraic Geometry*, East China Normal University, Shanghai, July 9, 2013Some Splitting Criteria for Vector Bundles and Reflexive Sheaves,

*The Hong Kong Mathematical Society Annual General Meeting 2013*, Hong Kong, June 8, 2013Mori’s existence theorem on rational curves,

*Working Seminar on Complex Geometry*, the University of Hong Kong, Hong Kong, March 5, 2013Hirzebruch’s Construction of Ball Quotient Surfaces,

*Working Seminar on Complex Geometry*, the University of Hong Kong, Hong Kong, February 4, 2013Effective Freeness of Adjoint Linear Systems,

*Mini Workshop on Complex Geometry*, the University of Hong Kong, Hong Kong, January 10, 2013.Irreducibility of Moduli Spaces of Arrangements of Lines,

*IMR Geometry Seminar*, the University of Hong Kong, Hong Kong, July 24, 2012