With the increasing development of science and technology, the Internet has become an essential part of people's daily lives providing great convenience. However, the Internet also leads to problematic Internet use (PIU) among adolescents, which has attracted increasing attention from the academic community. Peer victimization is a pervasive stressor among adolescents and has been proven to lead to a series of mental health challenges. Although the association between peer victimization and PIU has been well documented, the underlying mechanism remains unclear. This study aimed to understand h...