QA and QC covered each step of production and process in the whole factory, which make strict control of each product quality to ensure the finished products are 100% qualified.
The rigorous and complete QA system has enabled LONGFIAN to obtain international certificates such as CE, FDA.
With 25 years of experience accumulation and market exploration, we have successfully obtained 28 patents for oxygen concentrators.
The technical team will always maintain innovation and independent research and development, and strive to be the vane leading the oxygen concentrator industries.
We have obtained 36 international certifications and market access permits including EU CE, EU FSC, U.S. FDA, Brazil ANVISA, Colombia INVIMA, Mexico COFEPRIS, Saudi Arab SFDA, Russian GOST, Uzbekistan MOH, Ethiopia FMHACA, Nigeria PC ...With all the certifications, we can freely sell to every corner of the world.
Covering an area of 40,000 square meters, annual production of 1,500,000 units ensures each order delivered on time.
The unanimous choice of world-renowned NGO and governments, which witness Longfian quality and the leading position in the global market.