Innovation, excellent and reliability are the core values of our business. These principles today extra than ever form the basis of our success as an internationally active mid-size company for China Sodium Hydrosulphide and Sodium Hydrosulfite, hydrate of sodium , Sodium sulfide , Sodium Sulfhydrate Liquid ,China Na2s 52% . We guaranteed quality, if customers were not satisfied with the products' quality, you can return within 7days with their original states. The product will supply to all over the world, such as Europe, America, Australia,Plymouth , Angola ,Mauritius , Durban .The development of our company not only needs the guarantee of quality, reasonable price and perfect service, but also relies on our customer's trust and support! In the future, we will continue with the most professional and high quality service to provide the most competitive price, Together with our customers and achieve win-win! Welcome to inquiry and consult!