The plant supplies anhydrous magnesium sulfate with a magnesium content of not less than 19.8%. Anhydrous magnesium sulfate is used in pharmaceutical industry and printing and dyeing industry. Because it absorbs water faster and is a neutral compound, it does not have chemical reaction to all kinds of organic matter, so it is a commonly used desiccant. Especially those organic materials which can not be It is often used to dry the organic matter which can not be dried by anhydrous calcium chloride. Used as feed, is the composition of livestock bones and teeth, for the normal development of bones, but also a variety of enzyme activators, in sugar and protein metabolism plays an important role. It can also be used as fertilizer or compound fertilizer, and is also the raw material for the production of magnesium oxide.