The sewage treatment process facilities are integrated, concentrated and optimized, and have functions such as sedimentation, biochemical degradation, disinfection, and sludge collection; it has a wide range of applications and is generally suitable for domestic sewage, rural sewage, food sewage, medical sewage, catering sewage, washing sewage, slaughterhouse sewage, aquaculture wastewater, etc.; it has the ability to remove nitrogen and phosphorus, and can meet the emission standards after treatment by adjusting the parameters of the equipment.