Our company since its inception, always regards product quality as enterprise life, continuously improve production technology, improve product quality and continuously strengthen enterprise total quality management, in strict accordance with the national standard ISO 9001:2000 for Sodiium Hydrosulfide for Dye Industry, Sodium Sulfide for leather , Sodium Sulphide for mining , PAM CAS NO.9003-05-8 ,Barite Drilling Fluid . Our products are widely used in many industrial fields. Our Company Services Division in good faith for the purpose of the quality of survival. All for customer service. The product will supply to all over the world, such as Europe, America, Australia,Oslo , Sydney ,Poland , Sri Lanka .We are proud to supply our products to every auto fan all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.