We take customer-friendly, quality-oriented, integrative, innovative as objectives. Truth and honesty is our management ideal for Sodium Hydrosulphite liquid for leather, Na2s 1849 , NAHS UN 2949 , Sodium Hydrosulphide 10/20/30ppm ,Sodium Sulphide Solution Preparation . We warmly welcome merchants from home and abroad to call us and establish business relationship with us, and we will do our best to serve you. The product will supply to all over the world, such as Europe, America, Australia,Russia , Sudan ,Bangladesh , Argentina .We'd like to invite customers from abroad to discuss business with us. We can provide our clients with high quality products and excellent service. We are sure that we will have good cooperative relationships and make a brilliant future for both parties.