32 cups. Cupping has a long history and is reflected in the ancient medical techniques. Taking the canister as a device, the heat of the combustion is used to discharge the air therein to generate a negative pressure, so that it is sucked on the skin, causing theskin to be congested in the extracted part, thereby achieving the purpose of treating the disease. Cupping method is suitable for rheumatic pain, abdominal pain, indigestion, headache, high blood pressure, cold, cough, low back pain, menstrual disease, soft tissue injury, red eyes and swelling, stye, erysipelas, etc., especially for pediatric patients.