Gua sha Gua sha (刮痧; guāshā) is abrading the pores and skin with parts of clean jade, bone, animal tusks or horns or smooth stones; right until purple places then bruising include the area to which it is finished. It regulates the compounds and Skilled criteria for TCM practitioners. https://griffinui3t6.bloginder.com/27190132/the-5-second-trick-for-chinese-medicine-and-the-tongue