The back in addition to dampness scraping parts including lung Yu point, spleen Yu point, kidney Yu point foot solar bladder meridian points and back spine area. 1. Lung Yu point: located in the spine area, the 3rd thoracic vertebrae under the spinous process, after the center line 1.5 inches away. It is used for treating cough, asthma, hemoptysis, tidal fever (a burst of heat, feeling that the heat comes from inside the bones to the outside), night sweating (abnormal sweating after going to sleep and stopping sweating after waking up), and itching. 2. Spleen Point: located in the spinal region, under the spinous process of the 11th thoracic vertebrae, 1.5 inches away from the posterior midline. It is used for treating abdominal distension, nausea (lack of appetite, reduced food intake), vomiting, diarrhea, dysentery, blood in stool, edema, excessive food and hunger, emaciation, and back pain. 3. Kidney Point: Located in the spinal region, under the spinous process of the 2nd lumbar vertebra, 1.5 inches away from the rear center line. The main treatment of dizziness, tinnitus, deafness, lumbago, urination, spermatorrhea, impotence, premature ejaculation, infertility, menstrual disorders, bring down, infertility and so on. For Gua Sha treatment, it is recommended to visit a professional medical institution.