Cold Chinese medicine identification should be divided into the following cases: a. Wind-cold cold, the patient manifests as nasal congestion, clear runny nose, headache, bone pain or fever, fear of wind and cold, etc.. The prescription varies according to the physical constitution and the presence or absence of sweat. People with a strong physique and rough skin tend to have no sweating, so ephedra soup can be used at this time. If a person has a thin physique, fair skin, and sweating, use Gui Zhi Tang. Second, wind-heat cold, manifested as nasal congestion, yellow runny nose, no fear of wind or cold feeling, with fear of heat or cough, thirst, etc.. If it is accompanied by sore throat, Yin Qiao San can be used; if it is accompanied by cough, Sang Ju Drink can be used. For rheumatic colds, manifesting as pain in joints and heaviness, aggravated by cold and relieved by heat, with a lingering course, one can use Ma Heng Coixi Gan Tang or Ma Huang Jia Jie Tang. Damp-heat cold, which mostly occurs in summer, is characterized by body heat and discomfort, heavy limbs and mucousy mouth, etc. San Ren Tang or Huo Pu Xia Ling Tang can be used.