Our company sticks into the basic principle of "Quality is definitely the life of the business, and status may be the soul of it" for Gas 99.999% Ch4 Methane Gas, 99.9% Ethylene Gas, R600a Refrigerant High-Purity Isobutane, Sulfur Hexafluoride Sf6 Liquid,Gaseous Sulfur Dioxide. With us your money in safe your business in safe . Hope we can be your trustworthy supplier in China . Looking forward for your cooperation . The product will supply to all over the world, such as Europe, America, Australia,Manchester, Brunei,Bolivia, Malaysia.Now the competition in this field is very fierce; but we will still offer best quality, reasonable price and most considerate service in an endeavor to achieve win-win goal. "Change for the better!" is our slogan, which means "A better world is before us, so let's enjoy it!" Change for the better! Are you ready?