Zaozhuang TengShun Chemical Technology Co.,Ltd mainly specializes in developing chemical. It is a joint-stock company integrating scientific research, development, production and management. It covers an area of 10,000 square meters. Production of high purity calcium chloride by hydrochloric acid method It's leading products include industrial and food grade calcium chloride, It is the industry leader in product quality,whiteness and purity in the world. And we can process production according ...