Precautions1, the bleeding tendency of the disease is prohibited cupping, such as thrombocytopenia, leukemia, allergic purpura.2, new fractures, scars, malignant tumors, varicose veins, large blood vessels at the surface, local skin elasticity is poor, it is forbidden to use.3, women in the menstrual period of the lower abdomen with caution, the lower abdomen, lumbosacral region, breast area during pregnancy, disabled.4, heart, kidney, liver disease and high fever convulsions, disabled.5, skin allergies, trauma, ulcers, disabled.6, the facial features, front and rear yin parts, should not be used.7, major bleeding, fullness, sweating, thirst, hunger, drunkenness and overwork, etc., disabled.Only the Chinese manual, there are concerns to buy carefully. If you have any questions, please contact customer service.