All we do is usually affiliated with our tenet Buyer to start with, Belief to start with, devoting about the food packaging and environmental defense for sodium disulfide 60% Min, Barium Sulfat COA , Sodium Hydrosulfide For Dye Auxiliary , Disodium Sulfurothioate ,Cationic Polyacrylamide Flocculant . Because we stay in this line about 10 years. We got best suppliers support on quality and price. And we had weed out suppliers with poor quality. Now many OEM factories cooperated with us too. The product will supply to all over the world, such as Europe, America, Australia,Los Angeles , Czech republic ,Sevilla , Houston .All of our products comply with international quality standards and are greatly appreciated in a variety of markets around the world. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients in the near future.