We've one of the most innovative manufacturing devices, experienced and qualified engineers and workers, recognized good quality handle systems and also a friendly experienced income team pre/after-sales support for China Sodium Sulphide and Na2s, Sodium Sulphide , Sodium Sulphide 9-Hydrate , Barium Sulphate for Ink ,sodium disulfide 60% Min . President of our company, with whole staff, welcomes all buyers to visit our company and inspect. Let us cooperate hand in hand to make a good future. The product will supply to all over the world, such as Europe, America, Australia,Australia , Australia ,Estonia , US .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.