Sewage treatment system adopting biomass filter material

The invention discloses a sewage treatment system adopting a biomass filter material, and relates to the technical field of sewage treatment equipment. The system comprises an adjusting tank, an anaerobic tank and a water distribution tank which are sequentially communicated through a pipeline, the water distribution tank is connected with a water distribution system through a lifting pump, a biological trickling filter is arranged under the water distribution system, an aerobic tank is communicated under the biological trickling filter through a pipeline, the aerobic tank is connected with a sedimentation tank, and the sedimentation tank is connected with the front end of the anaerobic tank through a pipeline; and a biomass filter material is arranged in the biological trickling filter. According to the sewage treatment system adopting the biomass filter material provided by the invention, the biomass filter material is energy-saving, environment-friendly and renewable, so that the material cost is greatly r