With a positive and progressive attitude to customer's interest, our enterprise continually improves our products excellent to meet the wants of customers and further focuses on safety, reliability, environmental requirements, and innovation of Na2s, Sodium Hydrogen Sulfide , Potassium Hydroxide Cleaning , Sodium Hydrosulphide 70 Nahs For Tannage ,Sodium Hydrosulfide Solution . Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. The product will supply to all over the world, such as Europe, America, Australia,kazakhstan , Lesotho ,Dubai , Argentina .We have 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export products to other countries. We expect to cooperate with you to develop a larger market.