This paper discusses the present conditions of Chinese waste agricultural plastic film; totally introduces waste agricultural plastic film recycling technology; focuses on waste agricultural plastic film granulitization technology, analyzes its advantages from technics, cost and benefit, market of recycling particles and so on, at the same time, points out problems existing in waste agricultural plastic film granulitization, thus gives out the research direction for researches; finally predicts the prospect of recycling and reutilization of waste agricultural plastic film.