Wastewater Treatment Suggestion

I'm doing R&D work for one effluent.  It has inlet parameters:  0.54 pH, 20000 mg/L COD, 7000 mg/L  BOD, 25000 mg/LTDS, NH3- N is 60 mg/L, more than 1000 hazen colour (dark yellow colour), 100 mg/L TSS basic contain is nitric acid and benzoic acid. I want outlet parameters: pH around 7, 2000 mg/L COD, 25000 mg/L TDS.   What kind of treatment do I have to use?  Please give me your important suggestions.   Give suggestions for the primary treatment, secondary treatment and tertiary treatment.   Multiple-effect evaporator (MEE) and evaporation are not possible.