Thick, white and yellow tongue coating is a manifestation of damp-heat in the body, and the body will also show damp-heat to adjust the constitution. If you want to use acupuncture points, you can choose Zhongyu, Sansili, Tianshu, Quchi and Neiting. It is a group of acupuncture points commonly used clinically to strengthen the spleen and stomach, remove dampness, and to remove damp-heat and solve the problem of damp-heat. If you want to take Chinese medicine, you can use Bai Hu Tang and Ping Gastric San plus or minus. The specific situation is best diagnosed on the spot by a doctor, because in addition to tongue signs, it is also necessary to combine pulse signs and other symptoms together to make the appropriate treatment.