Based on domestic market and expand abroad business is our progress strategy for China Sodium Sulfide and Sodium Sulphide yellow flakes, Sodium Hydrosulphide 10/20/30ppm , Industrial Grade Sodium Hydrosulfide , sodium hydrosulphide hydrated ,Sodium Hydrosulphite liquid For mining . Never-ending improvement and striving for 0% deficiency are our two main quality policies. Should you need anything, don't hesitate to contact us. The product will supply to all over the world, such as Europe, America, Australia,Italy , Iran ,Cancun , Qatar .We have been seeking the chances to meet all the friends from both at home and abroad for the win-win cooperation. We sincerely hope to have long-term cooperation with all of you on the bases of mutual benefit and common development.