Runny nose is usually a manifestation of wind-cold flu. Wind-cold cold is a kind of common cold caused by external wind-cold, mostly occurs in winter, the patient will have nasal congestion, runny nose, coughing white sputum, headache symptoms, there may also be a mild fever, conscious limbs acidity and weakness performance. Wind-heat cold is a kind of common cold caused by feeling wind-heat, patients will have headache, swelling and pain in the throat, yellow and sticky sputum, nasal congestion as well as yellow runny nose. The identification of Chinese medicine, sometimes not only rely on a symptom, need to be considered in a comprehensive manner, the appearance of clear nasal discharge, there may be other disease manifestations, such as rhinitis, need to consult a doctor in a timely manner, by the doctor’s judgment.