1. obsessive-compulsive personality disorder. Usually, there are often feelings of insecurity and imperfection, and they are too serious, too detail-oriented, too self-disciplined, too self-concerned and too cautious. 2. Schizophrenic personality disorder. Mainly manifested as loneliness, indifference, and almost no pleasant activities. Indifferent to criticism or praise, acting alone and not interested in sexual contact. 3. Moral abnormality or antisocial personality disorder. This type is the most striking, emotionally unstable, often impulsive, and all kinds of improper intentional behaviors that violate the law and discipline occur from time to time. 5. Explosive personality disorder. Also called impulsiveness. The main feature is impulsiveness and recklessness. Emotional instability, moodiness, poor ability to plan ahead. 6. Hysterical personality disorder. The main characteristics are over-affectation and exaggeration, attracting others' attention through dramatic behavior. Mood is changeable, suggestive and dependent, and highly self-centered.