Our company since its inception, constantly regards product or service high quality as business life, continually improve creation technology, make improvements to product high-quality and consistently strengthen business total high-quality management, in strict accordance together with the national standard ISO 9001:2000 for China 70% Sodium Hydrosulphide Nahs, Barium Sulphate for plastic , Sodium Sulphide 60% Yellow Flakes , Sodium Hydrogen Sulphide Liquid ,sodium hydrosulphide hydrated . We believe you will be satisfied with our reasonable price, high quality products and fast delivery. We sincerely hope you can give us an opportunity to serve you and be your best partner! The product will supply to all over the world, such as Europe, America, Australia,Curacao , French ,Sri Lanka , USA .We welcome customers from all over the world come to discuss business. We supply high quality products, reasonable prices and good services. We hope to sincerely build business relationships with customers from at home and abroad, jointly striving for a resplendent tomorrow.