Shouguang Derun Chemistry Co., Ltd. located in Shouguang city, Shandong province. Taking the advantages of our rich local resources and high development ability, we are working hard on providing tne most competitive products and service for clients in different industries. Through years of development, Derun Chemistry has formed product structure of many series and varieties, including bromine flame retardants, phosphate flame retardants and inorganic flame retardants. In particular, we have our own unique advantages on producing phosphate flame retardants. Our producing capacity of Cresyl Diphenyl Phosphate and Isopropyl Phenyl Diphenyl Phosphate is largest nationwide. Our products are often exported to Korea, Japan, Taiwan, southeast Asia, Russia, Ukraine, Germany, the United States, etc.