The pig manure is processed through the resource treatment of a large-scale biogas project to produce biogas and bio-organic fertilizer. 

The biogas can be used to supply gas to the surrounding farmers, and can also be used to generate electricity. 

At the same time, the tail gas can be used to produce hot water and heat the on-site biogas anaerobic tank , Increase the production of biogas and improve the utilization rate of  biogas.