In　order　to　overcome　the　disadvantages　of　conventional　biological　treatment　processes　on　the　basis　of　introduction　of　the　technical　mechanism　and　operating　performance　of　the　anaerobic　reactors,　a　new　high-rate　anaerobic　reactor-anaerobic　migrating　blanket　reactor　(AMBR),　developed　by　IOWA　university,　is　presented　with　its　basic　configuration,　characteristics　and　running　performances,　which　is　sample,　flexibility　and　high　efficient　with　a　good　application　prospect　in　the　field　of　wastewater　anaerobic　treatment.