The function of large salt bag hot pack is to dredge the blood, qi and blood through the adjustment, dispersal of cold pain (by removing the body’s cold evil to relieve pain). Hot compress is a physical therapy, take salt as material, salt flavor salt, have soften and disperse knot (soften and dissipate hard lumps), laxative laxative (with laxative effect of drugs to pass stool) effect, in general, laxative or laxative laxative and soften and disperse knot, dissipation of lumps of drugs with salty flavor, hot packs is a kind of no damage to the organism and has a unique health care function of the external treatment method of traditional Chinese medicine. The collision of “hot pack” and “salt therapy” produces even more amazing results. The heat preservation and strong permeability of hot salt can not only penetrate the body with heat, but also drive away the body’s disease and cold. Note: The temperature is appropriate, not too hot, the general temperature is: 50-70 ℃. Be careful not to burn. If you are not feeling well, consult the hospital in time.