The impaired ability of theory of mind in schizophrenic patients is a key factor leading to their social dysfunction.The impaired of theory of mind makes it difficult for schizophrenic patients to understand the mental state of others, and they cannot correctly speculate on the thinking of others and judge their possible behaviors, which seriously affects their verbal communication, interpersonal interaction, study and work.This article reviews the current status of research on the theory of mind in schizophrenic patients and introduces the clinical application and advantages and disadvantages of assessment tools such as the Faux Pas Recognition Test, Theory of Mind Picture Stories Task, and Hinting Task, etc.This article also details the interventions improving theory of mind at home and abroad,such as the reading of literary novels, comic book and video interventions, and emotional and theory of mind imitation training, etc., so as to provide references for conducting clinical intervention for patients with schizophrenia.