Nuotai coarse salt hot compress package. According to official website, all the crude salt hot packs of the brand Nuotai are made of natural salt spar, which has the functions of keeping warm and comfortable, relieving fatigue and promoting blood circulation. There are many kinds of salt bag hot compress produced by Nuotai brand, including salt bag, electric salt bag, raw salt hot compress and salt bag hot compress. Founded in 2004, Nuotai brand is a brand operator specializing in massage appliances and health care appliances in the health industry, and its salt bag hot compress package also has certain health care functions.