Biomaterial production equipment is a kind of biomass energy pretreatment equipment. It mainly takes the biomass of agricultural and forestry processing wastes such as wood chips, straw, rice husk, bark and other biomass as raw materials, and cures and shapes them into high-density pellet fuels through pre-treatment and processing. Biomass pellet mill is divided into flat die biomass pellet mill and ring die biomass pellet mill.