Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for China Sodium Sulphide and Sodium Sulphide Flakes, Drate hydroxide NaOH , Na2s Manufacturer , polyacrylamide concentration ,China Sodium Sulfide Anhydrous . We believe we will become a leader in developing and producing high quality products in both Chinese and international markets. We hope to cooperate with more friends for mutual benefits. The product will supply to all over the world, such as Europe, America, Australia,Iraq , Johor ,Porto , Lithuania .The quality of our merchandise is equal to OEM's quality, because our core parts are the same with OEM supplier. The above items have passed professional certification, and we not only can produce OEM-standard items but we also accept Customized Merchandise order.