"Based on domestic market and expand overseas business" is our development strategy for Nitrogen Gas, Oxygen Gas Purity 99.999% O2 Gas, R For Helium, Sulphur Dioxide Gas (So2 Gas),Industry Grade Hydrogen Gas. Now we have extensive goods source as well as price tag is our advantage. Welcome to inquire about our products and solutions. The product will supply to all over the world, such as Europe, America, Australia,Grenada, Morocco,New York, Leicester.With nearly 30 years' experience in business, we are confident in superior service, quality and delivery. We warmly welcome customers from all over the world to cooperate with our company for common development.