Congratulations to Miss Jinyan Yu, CEE PhD student supervised by Dr Ling Jin, on receiving “Best Poster Award” in the 2024 Global Chinese Environmental Protection Conference (GCEPC 2024). The conference was held from 24-27 May 2024 at The Hong Kong Polytechnic University (PolyU). Miss Yu’s winning poster was titled “Assessing the Quantitative Contribution of Microbial Components and Their Sources to in vitro Bioactivities of Airborne Fine Particulate Matter”.