In the past few years, our company absorbed and digested advanced technologies both at home and abroad. Meanwhile, our company staffs a team of experts devoted to the development of China 70% Sodium Hydrosulphide Nahs, Sodium Hydrosulphide Flake , Sodium sulfidesolid , Potassium Hydroxide Cleaning ,Sodium sulfuret . As a leading manufacture and exporter, we appreciate a great status inside the international markets, especially in America and Europe, because of our top high-quality and sensible charges. The product will supply to all over the world, such as Europe, America, Australia,Borussia Dortmund , Cambodia ,Cambodia , Gambia .Our company has already have pass the ISO standard and we are fully respect our customer 's patents and copyrights. If the customer provides their own designs, We will guarantee that they will be the only one can have that products. We hoping that with our good products can bring our customers a great fortune.