Shandong Haiwang Chemical Co., Ltd. is a large group company with production and sales of crude salt, bromine and bromide as its major business, and covers the fields of real estate, mining, finance and logistics. It is among the top 50 industrial enterprises in Weifang and top 500 chemical enterprises in China.It has 13 bromine plants with the annual production of bromine 20,000 tons, ranking the 1st in China. The company has two salt enterprises in Weifang and Dongying respectively,with annually crude salt output 1.2million tons, ranking the 3rd in China. The annual bromide production is 30,000 tons, ranking the 2nd in China. DBDPO is 6000 tons,DBDPE is 13000 tons, MCA is 10000 tons,NaBr is 6000 tons,CaBr2 5000 tons.