Our objective is to present premium quality products at aggressive prices, and top-notch services to buyers around the world. We have been ISO9001, CE, and GS certified and strictly adhere to their excellent specifications for Hydrosulfide 70% flakes, hidrogenossulfureto de sódio hidratado , Sodium Nitroprusside , Sodium Hydrosulfide For Dye Auxiliary ,China Sodium Sulfide Anhydrous . Now we have experienced manufacturing facilities with extra than 100 employees. So we could guarantee short lead time and high quality assurance. The product will supply to all over the world, such as Europe, America, Australia,Venezuela , Greece ,Spain , Greenland .Our company has built stable business relationships with many well-known domestic companies as well as oversea customers. With the goal of providing high quality products to customers at low cots, we are committed to improving its capacities in research, development, manufacturing and management. We have honored to receive recognition from our customers. Till now we have passed ISO9001 in 2005 and ISO/TS16949 in 2008. Enterprises of quality of survival, the credibility of development for the purpose, sincerely welcome domestic and foreign businessmen to visit to discuss cooperation.