What is "baojuan"

Baojuan (宝卷 bǎojuǎn), literally precious scrolls, are a genre of prosimetric texts (texts written in an alternation of prose and verse) of a religious or mystical nature, produced within the context of Chinese folk religion and individual Chinese folk religious sects. They are often written in vernacular Chinese and recount the mythology surrounding a deity or a hero, or constitute the theological and philosophical scriptures of organised folk sects.