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Cheng Zhou, an associate chief Urologist at the Ningbo Hospital of Zhejiang University, and a PhD candidate at Zhejiang University, has been engaged in research on the early diagnosis of prostate cancer for a long time, and carried out exploration and clinical research on the prostate-cancer surgeries. Cheng was a visiting scholar at the Affiliated Hospital of Grenoble University (France) in 2017. Since 2021, he engaged closely with the research group of Extracellular Vesicles (EVs) and Prostate Cancer at the Ningbo Hospital of Zhejiang University, which mainly focused on the application of EVs as novel liquid biopsy and EV transportation for prostate cancer diagnosis and treatment. He joined Guomics Lab and Westlake iMarker Core Lab as a visiting researcher in November 2022.