Shouguang Dinghao Trade Co., Ltd located one of China's four big sea salt producing area of Laizhou Bay salt area, approved by national Ministry of Commerce, General Administration of Customs approved in 2009, with domestic and foreign trade integrated company independently. Company specializes in distribution of chloride (sodium chloride / calcium chloride / magnesium chloride ) sulfate (sodium sulfate / magnesium sulfate )and carbonate ( sodium carbonate / sodium bicarbonate ) and caustic soda so on
