Scraping Gua Sha is usually not a skin break, just local skin may appear bleeding points, it is recommended that the professional physician operation.
Although the skin in the process of scraping gua sha will be out of the skin, but under normal circumstances the skin will not appear broken, but if the operation is not appropriate, may also cause the skin broken, so it is recommended to operate by a professional physician, do not blindly operate on their own, so as not to cause damage to the body.