This article explores the co-occurrence of oral archives and non fiction literary writing from the perspective of low-level narrative.The bottom-up narrative perspective emphasizes narratives from marginalized and disadvantaged groups in society,providing a platform for voices that are marginalized in mainstream discourse.Oral archives,as tools and texts for collecting and storing these sounds,are interacting with the writing of non fiction literature.This mutual manifestation promotes the diversity and richness of the underlying narrative,and provides important resources for the pursuit of social justice and historical memory.Through the analysis of the co-occurrence phenomenon between oral archives and non fiction literature writing,this article provides researchers and practitioners with a deeper understanding of the narratives of lower class groups,while emphasizing the importance of the interrelationship between oral archives and non fiction literature writing for cultural diversity and equality.