The 4th Int'l Conference on Solar Photovoltaic Technology (CSPT 2022) will be held during December 9-11, 2022 in Guilin, China. This conference will cover issues on High efficiency photovoltaic cells, Photovoltaic systems, Photovoltaic technology, Solar Cell Materials and Structures, Solar energy and energy systems, etc. CSPT 2022 dedicates to creating a stage for exchanging the latest research results and sharing the advanced research methods.