Zhuang city chemical materials ltd., located in the bay salt zone of ley county, is rich in local sea salt, registered in 2009 and has a list of main products: industrial salt, calcium chloride, magnesium chloride, potassium chloride, magnesium oxide, alkaline, melt agent, aluminum powder, magnesium sulphate, sodium sodium sulfate, small soda, white charcoal black, retardants, etc。