Our business puts emphasis on the administration, the introduction of talented personnel, as well as the construction of team building, trying hard to further improve the standard and liability consciousness of staff members customers. Our enterprise successfully attained IS9001 Certification and European CE Certification of Sodium Sulphide Flakes, Chemical Formula Caustic Soda , Sodium Sulphide , Sodium Sulphide Nonahydrate ,Sodium Hydrosulfide For Leather Unhairin . Our company has been devoting that customer first and committed to helping customers expand their business, so that they become the Big Boss ! The product will supply to all over the world, such as Europe, America, Australia,Oslo , Denmark ,Boston , Congo .We have advanced production technology, and pursuit innovative in products. At the same time, the good service has enhanced the good reputation. We believe that as long as you understand our product, you must be willing to become partners with us. Looking forward to your inquiry.