Zhou Chengyu was a faculty member in charge of managing the Yuzhou University Library. She was also a determined Dafa practitioner. Since July 20, 1999, with the benevolent heart and righteous thoughts of a Dafa practitioner, Zhou Chengyu had tried many times to explain the truth of Falun Gong to related government departments, but every time she was refused the chance to do so. While exercising her rights of legal appeal endowed by the constitution, she suffered illegal arrest and detention.