Our target is always to satisfy our customers by offering golden support, superior value and high quality for Sodium Hydrosulfide Hydrate,Sodium Hydrogen Sulfide,Sodium bisulfide hydrate, hidrogenossulfureto de sódio hidratado , Caustic Soda 99% , Red Flakes Factory ,Acrylamide sludge dewatering . Our Lab now is National Lab of diesel engine turbo technology , and we own a professional R&D team and complete testing facility. The product will supply to all over the world, such as Europe, America, Australia,Hungary , Hanover ,Milan , Australia .The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process , increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customer's trust well.