The Hebei Handan Domestic Sewage Treatment Project has a treatment capacity of 3000m ³/d, with an inflow COD of 300mg/l and an outflow COD of 50mg/l. The treatment requires a first level discharge standard. The Baihuipu Environmental Protection Engineer Team communicated and designed a detailed one-on-one plan based on customer requirements. According to the customer's land area planning and other parameters, the treatment process was determined to be: hydrolysis acidification+contact oxidation+secondary sedimentation tank+fiber turntable, etc. The treated water is clear, the effluent is stable and meets the standard, and the effect is visible;

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