Shandong Tianyi Chemicals Co., Ltd. is the core subsidiary of Shandong Institute of Ocean Chemical Scientific Research. Located in Binhai economic development zone (the developing, manufacturing and trading centre of bromine and bromide products of China), Weifang, Shandong, China, Tianyi is the Hi-tech enterprise of Shandong province and key supported technical medium-small enterprise of Shandong province. As an I/E licensed, ISO Quality System and Career Security system approved company, we now has 500 employees, 55 of them are technicians, and 22 are senior engineers. At present, Tianyi is a specialized researcher, developer, manufacturer and trader of bromine-grouping fire retardants, pharmaceutical intermediate, pesticide intermediate, surfactant and oil field chemicals; we are very skilled in the development of bromine-grouping fine chemicals. At present, we can annually produce 30,000 tons of bromine-grouping chemicals, including Tetrabromobisphenol A (TBBA), Decabromodiphenyl Ethane(DBDPE), Decabromodiphenyl Oxide(DBDPO), bromopropane, tribromophenol, Brominated Polystyrene, benzyl bromide, bromobenzene, Manganese dibromide, hydrobromic acid, and, so on