Optimism quality is one of the elements of individual psychological capital. Cultivating positiveattribution mode can help college students obtain flexible and optimistic psychological quality, and playa positive role in promoting the development of college students’ mental health. It is an important partof promoting the healthy development of college students to better understand how individuals makeattribution, and to deeply understand the factors affecting the formation of attribution style and theimpact of attribution style on individual mental health through attribution theory.