Mainly through the symptoms, tongue coating and other four diagnostic information combined with judgment to identify the location, nature and degree of dampness and heat. Generally, it can be identified according to the location: 1. Damp-heat stagnation in the lungs after the manifestation of a feeling of body heat, but the heat is not obvious, coughing, chest tightness, tongue coating white greasy. 2. Damp-heat stagnation in the stomach after the manifestations of body heat is not obvious, or high fever persists, sweating, irritability, chest tightness, stomach and epigastric stuffiness, nausea, nausea and vomiting, the tongue coating is white, or yellow greasy. 3. Damp-heat stagnation in the large intestine is manifested by irritability, body heat, diarrhea, feeling of incomplete bowel movement, abdominal pain, nausea, and yellow greasy tongue coating. 4. Damp-heat stagnation in the liver and gallbladder manifests as bitter mouth, irritability, pain in the ribs, dampness in the scrotum, yellowish color of the body, eyes and urine, and yellowish greasy tongue. If you have any discomfort symptoms, please go to the regular hospital in a timely manner under the guidance of a professional physician to use medication, so as not to delay the condition.