Livestock manure treatment system

The utility model discloses a livestock manure treatment system, relates to the field of agriculture, and aims to solve the problem that the current livestock manure resource utilization is not thorough enough. A livestock manure storage tank is communicated with a sifter, the sifter is communicated with a settling pond, the settling pond is communicated with a primary anaerobic reactor, and the primary anaerobic reactor is communicated with a secondary anaerobic reactor; the first-stage anaerobic reactor is communicated with the second-stage anaerobic membrane bioreactor, the second-stage anaerobic membrane bioreactor is communicated with the gas recovery tank, the first-stage anaerobic reactor is communicated with the biogas buffer tank, the biogas buffer tank is communicated with the second-stage anaerobic membrane bioreactor and is communicated with the electrolytic tank, and the electrolytic tank is communicated with the solid-liquid separation equipment. The solid-liquid separation equipment is respecti