Helium (Chinese companies list)

Business scope: Oxygen, Sale, Nitric Oxide, Import And Export, Technology Import And Export, Carbon Dioxide, Helium, Vinyl, Isobutane, Nitrogen, Argon, Nitrous Oxide, Methane, Isobutylene, Gas Equipment, Propylene, Carbon Monoxide, Butene Ammonia Propane, Hydrogen Sulfide, Compressed Gas And Liquefied Gas, ...