Weifang City Huakang Magnesium Sulphate Factory, established in 2007, is headquartered in the kite capital of the world-Weifang, Shandong. The company has more than 200 employees and a total investment of 150 million yuan. ã??ã??The company successively established Weifang City Huakang Magnesium Sulphate Factory, Weifang City Guankang Fine Dian Weifen Factory, Weifang City Guanxiang Jiayi Powder Factory, Laizhou City Kangxin Magnesium Sulfate Factory, Weifang City Guomei Chemical Co.,Ltd, Yingkou Huakang Technology Co., Ltd., Haicheng City Huakang Magnesium Products Manufacturing Co., Ltd., Weifang Xinhao Feed Co., Ltd., Weifang Xinkang Feed Co., Ltd. It is one of the largest manufacturers of anhydrous magnesium sulfate, magnesium sulfate monohydrate and magnesium sulfate heptahydrate in China.