As for competitive charges, we believe that you will be searching far and wide for anything that can beat us. We will state with absolute certainty that for such excellent at such charges we have been the lowest around for China 50% 40% 60% PCE, High Range Water Reducer Sodium Naphthalene Sulfonate, Mortar Superplasticizer, Na Ligno,Pns Sodium Naphthalene Sulfonate. We warmly welcome all intrigued prospects to make contact with us for more details. The product will supply to all over the world, such as Europe, America, Australia,Denmark, Barcelona,St. Petersburg, Mauritania.Our company's main products are widely used all over the world; 80% of our products exported to the United States, Japan, Europe and other markets. All stuff sincerely welcome guests come to visit our factory.