Magnesium oxide, is an inorganic compound, chemical formula MgO, is an oxide of magnesium, is an ionic compound, white solid at room temperature. With the industrialization upgrading and the demand and development of high-tech functional materials market, we have developed and produced a series of high-tech fine magnesium oxide products, mainly used in high-grade lubricating oil, high-grade tanned leather alkali extraction grade, food grade, medicine, silicon steel grade, high-grade electromagnetic grade, high-purity magnesium oxide and other nearly ten varieties.