li wu

GreenFir is committed to technological research on the separation, purification and liquefaction of multi-component gases. It mainly designs and manufactures air separation unit, natural gas purification and liquefaction plant, natural gas wellhead oil and gas separation and recovery plant, hydrogen purification and liquefaction plant and rare gas recovery plant. They are applied in industries such as coal chemical, petrochemical, steel, non-ferrous metallurgy, medical, aerospace, semiconductor, polysilicon and new energy batteries.
The company has obtained the A2 equipment design and manufacturing qualifications,as well as the U-stamp certification authorized by the American Society of Mechanical Engineers(ASME), and has established a comprehensive management system based on ISO 9001:2015, ISO 14001:2015 and ISO 45001:2018.