Haicheng Magnesium Fertilizer Industrial is a magnesium production company specializing in customized chemical fertilizers. Our fertilizer additives are produced to meet the exact needs of our clients, while maintaining the highest industry standards at lower costs than our competitors. With 300,000 tonnes of production annually, we are the largest magnesium producer in Asia. We have helped similar companies deliver high quality products on time and under budget, so I felt an introduction had to be made. Our main products include MgSO4.H2O, MgSO4.7H2O, MgO and Palm Trees Special Purpose Fertilizer etc.