The traction hydraulic door double disc fertilizer spreader (manure spreader/manure spreader) is a new type of agricultural machinery product powered by a tractor, which is used to return organic fertilizer, distiller’s grains, sugar residue granular fertilizer, and manure to the field. It is suitable for spreading base fertilizer before tillage on various farms and pastures, and can be spread on various terrains such as farmland, grassland, and pasture. It uses double discs for spreading, with uniform spreading effect, high work efficiency, and saves a lot of labor and fertilizer spreading costs.