There's a lot written upstairs. This method has a certain effect, but just find the right acupoints. Scraping is not as simple as we thought. Scraping will treat different diseases in different places, and there is a way to master the acupuncture points and scraping of the human body. If you lose weight, there are many acupoints, and you should insist on scraping after finding it. I studied it carefully for a period of time and really lamented its powerful effect.