Social phobia, also known as social anxiety disorder, is a condition in which patients experience excessive anxiety, fear, a feeling of incompetence, confusion, embarrassment and humiliation in social situations and social operations, and even avoidance behaviors, and in severe cases can out panic attacks. Social phobia mostly occurs in childhood and adolescence, is a chronic disease, process, rarely remits on its own, and often co-morbid with other anxiety disorders, depression and substance abuse. Social phobia manifests itself as feeling shy, restless, embarrassed, awkward in social situations, fear of being the target of attention, being watched and commented on; afraid to act under the watchful eyes of people, including public speaking, acting, eating, etc., thinking that others can see his unnatural expression and embarrassment; once he finds himself unnaturally noticed by others, afraid to act and blush; afraid to get close to people, expecting The patient is afraid of being close to others and expects others to evaluate him negatively or scornfully; he avoids or suffers painfully from the feared occasions; the feared occasions are often accompanied by blushing, hand trembling, nausea or frequent urination. Patients themselves recognize that this fear is excessive and unreasonable, but they cannot control it, and in severe cases, it can lead to social impairment, impaired occupational and life functions, etc. Patients often suffer from this. Common clinical symptoms include: ① fear of talking or getting acquainted with strangers: ② fear of speaking in front of a group of people; ③ fear of starting or sustaining a conversation; ④ fear of making phone calls in public; ⑤ fear of receiving visitors or attending parties or appointments; ⑥ fear of eating, writing or using some public facilities in public. The accompanying physical symptoms are: palpitations (79%), shaking (75%), sweating, muscle tension, stomach cramps, dry mouth, hot and cold sensations, headache or scalp tension. The object of fear for social phobics can be a stranger, a closer acquaintance, or even a relative, spouse, friend, or colleague, etc. The more common objects are the opposite sex, the boss, and the parents of the fiancé (wife). Typical fearful situations of social phobia include being introduced to strangers, meeting with superiors, authority figures or the opposite sex, receiving visitors, people, giving out stinginess in public, using public restrooms, negotiating prices or trying on clothes in stores, etc. Patients themselves do not have implicated perceptions or misjudgments of the surrounding reality, but are only deeply distressed by their inability to control emotional reactions and avoidance behaviors that they know are irrational.