He Weiwei, graduated from The School of Chemistry, Nankai University with a master's degree in physical chemistry. After graduation, she engaged in indoor air purification technology, material research and productdevelopment. And was awarded the intermediate engineer title of "Environmental protection" in 2020. Since August 2021, she has been working as a research assistant in the Future Laboratory of Tsinghua University, responsible for the research and performance evaluation of bio-environmental materials.