Weifang RuiDeSheng Chemical Co., Ltd. is located in Weifang Marine Chemical Industrial Development Zone,which is the largest marine chemical production base in China.Convenient transportation, beautiful environment, the old times, the unique geographical location. Closing to the sea, thanks to the high quality underground water brine resources ,the company is a comprehensive high-tech chemical enterprise which gathers product designing and development, manufacturing and sales together.Company has calcium chloride factory, magnesium chloride factory, snow-melting agent factory. Production of calcium chloride can reach 150000 tons per year , magnesium chloride annual production is 80000 tons,snow melting agent can reach 80000-100000 tons .On this basis,our company have invested a batch of sodium sulphate and sodium metabisulfite production line,expanded the business scope. So we can ensure continued supply of goods and product qualification rate. The company has been fully made use of its self export and import authorization. Its products export to the whole world including Japan,South Korea,Southeast Asia,Middle East,West Europe,North America,Russia etc. Our company will be through unremitting efforts, persistent pursuit ,excellent quality and perfect service and corporate image to meet customer\'s demand.