Anammox　process　has　been　recently　recognized　as　a　promising　technology　for　nitrogenous　contaminants　removal.　of　the　anammox　attracted　more　attention　because　of　its　lower　sludge　production　and　cost　of　without　adding　organic　carbon　source　and　aeration,　In　this　study,　the　development　of　anammox,　application　status　of　anammox　technology　was　reviewed.　The　limitations,　applications　and　prospect　of　anammox　technology　was　also　summarized.