The current research status and progress of treatment methods for dye wastewater were reviewed.The treatment methods for dye wastewater mainly included:physical method (adsorption
membrane separation
and magnetic separation)
chemical method (electrochemical process
photochemical and photocatalytic oxidation
Fenton and Fenton-like oxidation and ozone oxidation)
biological method (anaerobic method
aerobic method
anaerobic-aerobic combination process).The kinds of new materials and new technology were summarized.The problems existing in the field of dye wastewater treatment were analyzed.Aiming at the problems