Normal people’s thinking is subjectively controlled by themselves, while some schizophrenic patients feel that their thinking is not under their control, or experience that their thinking no longer belongs to them, but is controlled by an external force. This means that the patient feels that his/her thinking does not belong to him/her, that his/her thinking activity has lost its autonomy, or that it is controlled by an external force. Examples of such experiences include thought deprivation, thought insertion, and thought broadcasting. Thought insertion, thought deprivation and thought dispersion are common in the early stage of schizophrenia and in the fully developed stage of symptoms. 1. Some patients feel that there are thoughts in their heads that do not belong to them and are imposed on them by others, and therefore feel that this kind of thinking is not under their domination and control, which is called thought insertion. 2. Some schizophrenic patients feel that their thinking is suddenly taken away by external forces, which is called thinking being taken away. 3, there are schizophrenic patients feel that their thinking is broadcast out, for the well-known, this is called thinking broadcast, also called thinking is broadcast. 4, thinking speed disorder, for example, thinking process speed up (idea drift) or slow. 5, thinking form disorder, also known as association disorder, the main manifestation of the association structure of the slack. Lack of purposeful pointing, symbol misuse, illogical. For example, diffuse thinking. Pathological symbolic thinking, etc. 6, thought control disorder, refers to the patient feels that thinking does not belong to himself, thinking activities lose autonomy, or feel controlled by external forces. For example, thought deprivation. Thought insertion. Thought broadcasting and other experiences. 7, thinking content disorder, such as delusion. Delusional ideas. Obsessive-compulsive ideas, etc. This classification is suitable for clinical diagnostic needs, but is more focused on schizophrenic thought disorders, with less attention to thought disorders of organic encephalopathy or other mental.