JINAN CRE TRADE CO.,LTD mainly specializes in developing oceanic chemical. It is a joint-stock company integrating scientific research, development, production and management.It is located in highly new technical industry development zone, Weifang city, Shandong province; here,geographical location is advantageous, salt resource is rich and transportation is convenient.our chemical group have three calcium chloride factories.one calcium bromide factory.and a big chemical industry factory.it can process produce three hundred thousand tons of calcium chloride,one hundred thousand tons of magnesium chloride and ten thousand tons of calcium bromide and sodium bromide and five thousand tons sodium bromate.