Salt bag hot pack therapy is a therapeutic method in which a heated hot salt bag is placed on a specific location of the body, such as acupoints. Salt bag heat pack therapy is through the heat of the hot pack to make the local capillary expansion, blood circulation accelerated, the use of its warmth to achieve the warm meridians and collaterals, harmonization of qi and blood, to dispel dampness and drive away cold for the purpose of a method. The operation process is to apply hot salt packs of people to take a comfortable position, exposure of hot parts, check whether the local skin is broken, unknown swelling or bleeding tendency, whether the warm water to wipe clean, will be hot salt packs in a specific location, with a therapeutic towel cover, will be covered, stay 20-30 minutes, stay during the compress, do not strenuous activities, the end of the hot compresses, uncovering the quilt, take out the salt packs, sort out the end of the clothes. Precautions: the temperature is appropriate, not too hot, the general temperature is: 50-70 ℃. Be careful not to burn. If there is discomfort, timely hospital consultation.