Weifang City Huakang Magnesium Sulphate Factory, who is one of the largest magnesium sulphate manufacturer in china. It was established in 2007,in order to meet the international market requirements, then we invested 10,000,000.0RMB(more than 1,500,000 US$) imported the newest germany production line and technique, to improve the quality and quantity of magnesium sulphate. Annual output about 100,000 tons now.Our products are hot sold all over the world, 70% of our products were exported to Europe,America,Japan,Korea，Southeast Asia,Mideast and South Africa hign end markets,our clients covered more than 30 countries and areas.Also we have been certified by EU REACH organization and ISO 9001:2008. Our company always take "quality first", "service first", "reputation first" as aims, we will always keep our promise to old and new clients and take it personally.Product grade: Industry grade, Agriculture grade, Feed grade, Food grade, Medicine grade etc.Products kinds:Magnesium sulphate Anhydrous(MgSO4),Magnesium sulphate Monohydrate(MgSO4.H2O),Magnesium sulphate Dihydrate(MgSO4.2H2O),Magnesium sulphate Trihydrate(MgSO4.3H2O),Magnesium sulphate Pentahydrate(MgSO4.5H2O),Magnesium sulphate Heptahydrate(MgSO4.7H2O).