we Xingrong Trading Company Co., Ltd was established in 2005,which is located in Hebei Province.our company is specializing in dealing the Calcium Chloride,Magnesium Chloride,Calcium Bromide,Sodium Bromide.we also can supply sodium bicarbonate, ammonium bicarbonate,magnesium sulphate,and so on. These products are widely used in chemical,oil drilling, mining, smelting, construction, medicine and food industries. We insist on the principle of "quality first and service ahead ". We warmly welcome friends all over the world to visit us and we are ready to establish mutual business relationships with you. Please feel free to contact us for more information