Wuxi Third People's Hospital is a national key hospital for integrated traditional Chinese and Western medicine; medical wastewater mainly comes from inpatient departments, outpatient operating rooms, health facilities and living equipment, mainly including washing wastewater, operating room wastewater, outpatient department wastewater, toilet fecal wastewater and canteens Wastewater from catering establishments. The design scale is: 1000m3/d. Using the "hydrolysis acidification + contact oxidation + multi-media filtration + disinfection" treatment process, the treated effluent water quality meets the emission standards in Table 2 of the "Water Pollutant Discharge Standard for Medical Institutions" GB18466-2005.