We've got a specialist, effectiveness staff to supply high quality service for our shopper. We always follow the tenet of customer-oriented, details-focused for 1 3 Butadiene, C4h6, High Purity Methane Ch4 Gas, Helium Atom,Helium And Sulfur Hexafluoride. Seeing believes! We sincerely welcome the new customers abroad to set up business relationships and also expect to consolidate the relationships with the long-established customers. The product will supply to all over the world, such as Europe, America, Australia,Borussia Dortmund, California,Luxemburg, Myanmar.We mainly sell in wholesale, with the most popular and easy ways of making payment, which are paying via Money Gram, Western Union, Bank Transfer and Paypal. For any further talk, just feel free to contact our salesmen, who are really good and knowledgeable about our prodcuts.