Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for China Precipitated Barium Sulfate and Precipitated Barium Sulphate, Hydrolyzed Polyacrylamide , Sodium Hydrosulfide Chemical Formula , Metabi Sulfites De Sodium ,Partially Hydrolyzed Polyacrylamide . With us your money in protected your business enterprise in secure . Hope we can be your trustworthy supplier in China . Searching forward for your cooperation . The product will supply to all over the world, such as Europe, America, Australia,Saudi Arabia , New York ,New Orleans , Iran .If any product meed your demand, remember to feel free to contact us. We're sure your any inquiry or requirement will get prompt attention, high-quality merchandise, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!