With our rich working experience and thoughtful companies, we have now been recognized as being a trustworthy supplier for a lot of global potential buyers for Strain Medicine, Sodium Penta Sulphide , China Sodium Sulfide Anhydrous , anionic polyacrylamide ,hidrosulfuro sódio hidratato . All prices depend upon the quantity of your respective order; the extra you purchase, the extra economical the rate is. We also offer fantastic OEM provider to numerous famous brands. The product will supply to all over the world, such as Europe, America, Australia,South Africa , Lyon ,Bangkok , Costa rica .Now, with the development of internet, and the trend of internationalization, we've got decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.