Our crew through skilled training. Skilled skilled knowledge, strong sense of company, to meet the company wants of customers for China Water Treatment Chemicals, Sodium hydrosulphide method , HS CODE No.28301090 , Sodium Hydrosulphide 10/20/30ppm ,Acrylamide sludge dewatering . The concept of our corporation is Sincerity, Speed, Services, and Satisfaction. We're going to follow this concept and gain more and far more customers' pleasure. The product will supply to all over the world, such as Europe, America, Australia,Paraguay , Swaziland ,Chile , New Zealand .Our company promises: reasonable prices, short production time and satisfactory after-sales service, we also welcome you to visit our factory at any time you want. Wish we have a pleasant and long terms business together!!!