Sexual psychological disorder is also known as sexual perversion, inversion of sexual desire, and sexual distortion. It is a psychological disorder with abnormal behavior as the main way to satisfy personal sexual impulses. The common feature is that certain objects or situations that do not cause sexual excitement to normal people have a strong sexual excitement effect on the patient, and interfere with the normal way of sexual behavior to varying degrees. When the already distorted sexual impulses put into action mostly lead to disciplinary violations, usually with full or limited responsibility. The common feature of psychosexual disorder is that the patient produces sexual excitement, sexual impulses and sexual behavior to different objects than the general population. They produce strong sexual arousal to certain objects or situations that do not normally cause sexual arousal in the general population, such as to a woman’s used underwear, handkerchiefs, etc., while interfering with or diminishing the normal manner of sexual behavior to varying degrees. These patients with psychosexual disorders are not morally corrupt, hooligans, nor are they hypersexualized lechers; most of them have low sexual desire and are not even interested in the normal way of sexual behavior. They do not marry, and some of them are married, the couple sex life is also very little or very reluctant, often avoid. Their adaptation to general social life is normal, and many of them do their best at work, work in a serious manner, and are often praised; many of them are introverted, talk little, are unsociable, shy and quiet. Their social life and the general public . There is no difference, but also the general moral and ethical concepts, therefore, often for their own occurrence of psychosexual disorders of sexual behavior that violates social norms, deep regret, but often repeatedly changed and repeatedly committed. In social life, in order to the stability of social order, in order to protect the legitimate rights and interests of ordinary citizens, many social norms and social moral norms have been developed, and for those who violate them, to be held legally responsible. For this kind of legal common sense, the psychosexual disorder is also understood, but due to the weakened restraint, often in order to seek their own sexual desire to meet, disregard social moral norms, the occurrence of social security behavior, and be sanctioned by the law. Sexual identity disorder is divided into three types: gender reassignment disorder, dual role cross-dressing disorder and childhood sexual identity disorder; ② sexual preference disorder, including fetishism, cross-dressing disorder, voyeurism, bestiality, sadism, masochism, rubbing fetish, sexual asphyxia, necrophilia, etc.; ③ sexual orientation disorder, including homosexuality and bisexuality. Treatment】 There is a lack of fundamental prevention and treatment measures, mainly psychiatric treatment, commonly used methods such as comprehension, diversion and other psychotherapy, aversion therapy. Some people use aversion therapy and implicit sensitization method at the same time, and encourage their normal heterosexual behavior, and achieve better results. With the patient’s active cooperation, behavioral therapy can change the patient’s deviant sexual behavior. Medication only plays a symptomatic or adjunctive psychotherapeutic role. Electroconvulsive and psychosurgical treatments have little success.