We are professional and the biggest producer of magnesium sulte (epsom salt) in China, we produce magnesium sulte heptahydrate, magnesium sulte monohydrate and magnesium sulte anhydrous, including technical grade, fertilizer grade, feed grade, rmaceutical grade and food grade, the size can be produced the big crystal, small crystal , or as customerâs requirement. we have been exporting our magnesium sulte to many countries for twenty years, we focus on oversea market.