Guixiang Li is a Professor at Southeast University. He is a recipient of a national-level young talent program, a Marie Skłodowska-Curie Fellowship awardee, and a member of the Global Young Academy (GYA). He received his Ph.D. from Helmholtz-Zentrum Berlin for Materials and Energy (HZB), Germany, and subsequently conducted postdoctoral research at the École Polytechnique Fédérale de Lausanne (EPFL), Switzerland, and Northwestern University, USA. His research focuses on hybrid semiconductor materials and optoelectronic devices, with particular emphasis on fundamental scientific problems and key technological challenges in photovoltaic energy conversion. His research spans functional material design, perovskite photovoltaics and tandem solar cells, photovoltaic-energy storage integration, and emerging semiconductor optoelectronic devices. He has published over 100 papers in international journals, including more than 40 as first or corresponding author in leading journals such as Science, Nat. Rev. Mater., Nat. Photonics, Nat. Energy, Nat. Commun., Adv. Mater. and Angew. Chem. Int. Ed. Several of his publications have been recognized as ESI Highly Cited or Hot Papers. He has also co-authored one English monograph. He a member of the American Chemical Society (ACS), serves on the editorial boards of Discov. Sustain., Sci. Rep., Adv. Mater. Res., and regularly reviews manuscripts for leading journals including Nat. Energy, Nat. Photonics, Nat. Commun., Adv. Mater., Sci. Adv., and JACS. He has led projects funded by the National Natural Science Foundation of China, the Jiangsu Basic Research Program, and the European Union research framework programs. He is also selected for the Jiangsu “U35 Young Science and Technology Talent Program” and has received the Second Prize of Provincial Natural Science Award.