Our goal is to provide high quality products at competitive prices, and top-notch service to customers around the world. We are ISO9001, CE, and GS certified and strictly adhere to their quality specifications for Sodium Sulphide Red And Yellow Flakes, Sodium Hydrogen Sulphide Liquid , natriumvetysulfidi hydratoitu , Polyacrylamide Flocculant Water Treatment ,Anionic Polyacrylamide Flocculant . We guaranteed high quality, if clients were not satisfied with the products' quality, you can return inside 7days with their original states. The product will supply to all over the world, such as Europe, America, Australia,Estonia , Guinea ,Serbia , Grenada .We are increasingly expanding our international market share based on quality products, excellent service, reasonable price and timely delivery. Please contact us at any time for more information.