Prof. Dr. Yanyan Fang received his bachelor's degree and doctorate from Tsinghua University in 2008 and 2014, respectively. In 2014, He joined the Power Battery Research Center of Beijing General Research Institute of Nonferrous Metals (now known as the China Automotive Battery Research Institute Co., Ltd.). The scope of his research encompasses the validation and simulation of lithium-ion batteries as well as the state of charge estimation model and algorithm for lithium-ion batteries.