Longfian, a professional oxygen products manufacturer with 20 years of experience, dedicated to R&D, production and marketing of oxygen concentrators including medical and homecare series oxygen products, high-pressure and high-flow oxygen generating system for hospitals. In addition, we extended to veterinary oxygen therapy, indoor oxygen supply, industrial and simulating training hypoxic generator.

All of our products comply with ISO13485 QMS system and some models are approved by TÜV CE and U.S.FDA. After years of experience, we have successfully awarded 28 patents for oxygen concentrator invention and design technology, and secured market access in 45 countries.