Phycologist. CAS Member; Academician of the Academy of Sciences of Developing Countries; Distinguished Young
Scholars of the National Science Foundation; Chang Jiang Scholars. Professor at the Peking University since
1994, and served as the director of the Institute of Hydrobiology, CAS, from 2007 and 2018.
His main research focuses on the mechanisms of photosynthesis, as well as those involved in heterocyst
differentiation and pattern formation in cyanobacteria.