The organic fertilizer powder production line is a complete set of equipment integrating pretreatment of organic raw materials, fermentation and maturity, crushing, mixing, drying, screening, etc. It aims to convert organic wastes such as livestock and poultry manure, straw, and kitchen waste into high-efficiency organic fertilizer powder. Through standardized processing, the production line realizes reduction, harmlessness and resource utilization of organic wastes. The produced organic fertilizer powder is rich in nitrogen, phosphorus, potassium and various trace elements, which can improve soil structure, enhance crop quality, and is suitable for agricultural planting, horticultural cultivation and other fields.