The corporation keeps to the operation concept "scientific management, superior quality and performance primacy, consumer supreme for Shanghai Wechem Chemical, Trichloride, Symbol Helium, C4h10 Gas,Electron Grade Pure Ethane C2h6 Gases. We welcome you to join us in this path of creating a prosperous and efficient business together. The product will supply to all over the world, such as Europe, America, Australia,Sweden, Slovak Republic,Korea, Costa Rica.With a team of experienced and knowledgeable personnel, our market covers South America, the USA, the Mid East, and North Africa. Many customers have become our friends after good cooperation with us. If you have the requirement for any of our goods, make sure you contact us now. We're looking forward to hearing from you soon.