Using a full scientific good quality administration system, very good quality and superior faith, we win good standing and occupied this discipline for China Alkali and Chemical Reagent, Chemical Formula Sodium Sulfide , HS CODE 283010 , Sodium sulfide ,Sodium Hydrosulfide Formula . As an experienced group we also accept customized orders. The main goal of our company is to build up a satisfying memory for all customers, and establish a long-term win-win business relationship. The product will supply to all over the world, such as Europe, America, Australia,Ottawa , Portland ,Namibia , Uruguay .We'll supply much better products with diversified designs and expert services. We sincerely welcome friends from over the world to visit our company and cooperate with us on the basis of long-term and mutual benefits.