The corporate keeps towards the operation concept scientific administration, superior quality and performance primacy, client supreme for China Na2s, sodium sulphide hydrated , NAHS UN 2949 , Barium Sulphate Cas No.7727-43-7 ,Sodium Sulphide Flake 1849 . Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs. The product will supply to all over the world, such as Europe, America, Australia,Namibia , Turkmenistan ,Kuwait , Florence .We have been in operation for more than 10 years. We are dedicated to quality products and consumer support. We currently own 27 product utility and design patents. We invite you to visit our company for a personalized tour and advanced business guidance.