Frostbite is a common winter skin condition, which is a limited inflammatory skin damage caused by cold. Frostbite can generally occur when the temperature drops below 10°C. In mild cases, it is painful and itchy when exposed to heat. In mild cases, it is painful and red, and itches when exposed to heat; in severe cases, blisters, erosions or ulcers may appear, leaving pigmented spots or scars after healing. Frostbite occurs on the hands and feet, cheeks, and ears, and is most common in women and children. Although frostbite is not a major disease, it can cause a lot of inconvenience to people’s lives and work. Frostbite is mostly due to Yang deficiency, and the body’s ability to resist external cold is reduced due to insufficient Yang energy. The body’s yang energy is energized, its ability to resist cold is enhanced, the meridians and blood are united and the skin and muscles are moistened and warmed without developing disease. That is the so-called “the righteousness exists within, evil cannot dry” meaning, fully embodies the Chinese medicine prevention-oriented thinking. “The purpose of treating frostbite in summer is to improve the skin’s ability to prevent cold, enhance the skin’s body resistance and skin density, and avoid the re-emergence of frostbite in the winter. Most patients do not suffer from frostbite in winter after using the medicine, and only a few patients have a slight recurrence in winter. The characteristics of winter treatment for frostbite are: 1. flexible time, few times, fast and convenient. The so-called “time is wide”, refers to the choice of treatment time can be in any day during the three volts, and does not have to be limited to one, two, three volts into the day of the volt. The so-called “few times” refers to the fact that only one application is needed during the three volt period, and the ointment is applied to the selected acupuncture points according to the onset of frostbite. Generally, you can choose 2-4 acupuncture points, apply the paste for 2-4 hours, and then remove the paste to save time and convenience. 2, frostbite in addition to the paste, there are fresh herbal concoctions made of tinctures applied externally, the specific method is: the drug is applied directly to the site of frostbite in the past, rubbing until the local heat, once at noon and once at night before bed, continuous medication for a week. When applying the medication at noon, it should be in the sun for 3-5 minutes, and try not to touch the water after applying the medication, so that the medication can be kept for a longer period of time. The problems that should be noted after the frostbite dressing are firstly, the part of the dressing should not be wet, so as not to affect the effect of the dressing; secondly, the part of the dressing should not be stressed, so as not to move and affect the accuracy of the acupuncture points; 3. For allergic people, if the dressing area is red, swollen, itchy, painful and other discomforts, the ointment can be removed in advance, generally without treatment, and can recover naturally.