You can scrape from the top to the bottom or from the bottom to the top. Personally, I thought that scraping from top to bottom is more reasonable and theoretically can get rid of the stagnant toxins in the body as soon as possible. The main principle of the treatment of Gua Sha is that by rubbing on the body surface, the capillaries of the body surface are broken, further inducing the immune reconfiguration in the body, while appearing to enhance the immunity or to better save the related inflammation. The clinical scraping can be done through direct contact with the skin, or through a thin cloth, etc., repeatedly stimulating the skin, this scraping is very common in the clinic and is often used for health care with better results. The actual fact is that you can use a lot of the same things that you can use in the process of application, such as horn scraping, jade scraping, magnetic therapy scraping, and even resin scraping, plastic scraping, and individuals think that they can, regardless of the way, as long as they produce strong stimulation on the body surface, they can achieve the purpose of treatment.