High-salt-content organic ester wastewater treatment system

The invention discloses a high-salt-content organic ester wastewater treatment system. The invention provides a high-salt-content organic ester wastewater treatment system. The high-salt-content organic ester wastewater treatment system comprises a pretreatment tank, an adjusting tank, an anaerobic fermentation tank and an aerobic fermentation tank which are sequentially connected through pipelines, the pretreatment tank comprises an outer shell, a plurality of catalytic oxidation plates are arranged in the outer shell side by side, and each catalytic oxidation plate comprises a porous outer wrapping material and carbonized rice hull particle filler arranged in the porous outer wrapping material; anaerobic compound bacteria are added into the anaerobic fermentation tank; aerobic compound bacteria are added into the aerobic fermentation tank; the wastewater pipe is connected with the liquid inlet end of the pretreatment tank, and the discharge port of the aerobic fermentation tank is connected with a discharge